From c25ab788f9479596189000839f9aecc2a0419ccd Mon Sep 17 00:00:00 2001
From: gold-silver-copper
 <157451540+gold-silver-copper@users.noreply.github.com>
Date: Sun, 25 Oct 2026 16:27:52 -0700
Subject: [PATCH 1/3] ci: clone meta_core, which loop_lib now depends on

Clones loop_lib and meta_core from the same branch when it exists, falling back to main.

Implements [[tasks/harmony-2749]]
---
 .github/workflows/auto-format.yml | 16 ++++++++++++++--
 .github/workflows/ci.yml          | 14 ++++++++------
 2 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/.github/workflows/auto-format.yml b/.github/workflows/auto-format.yml
index c3a0c37..f1e7d1a 100644
--- a/.github/workflows/auto-format.yml
+++ b/.github/workflows/auto-format.yml
@@ -32,14 +32,26 @@ jobs:
           token: ${{ secrets.PARENT_REPO_PAT || github.token }}
 
       - name: Clone dependencies
+        shell: bash
+        env:
+          BRANCH: ${{ github.head_ref || github.ref_name }}
         run: |
-          git clone --depth 1 https://github.com/gitkb/loop_lib.git
+          for repo in loop_lib meta_core; do
+            if git clone --depth 1 -b "$BRANCH" "https://github.com/gitkb/${repo}.git" 2>/dev/null; then
+              echo "Cloned ${repo}@${BRANCH}"
+            elif git clone --depth 1 "https://github.com/gitkb/${repo}.git"; then
+              echo "Branch ${BRANCH} not found for ${repo}; falling back to default branch"
+            else
+              echo "::error::Failed to clone ${repo}"
+              exit 1
+            fi
+          done
 
       - name: Create workspace Cargo.toml
         run: |
           cat > Cargo.toml << 'EOF'
           [workspace]
-          members = ["loop_cli", "loop_lib"]
+          members = ["loop_cli", "loop_lib", "meta_core"]
           resolver = "2"
 
           [workspace.package]
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 34633b1..9668a2a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,7 +30,7 @@ jobs:
         env:
           BRANCH: ${{ github.head_ref || github.ref_name }}
         run: |
-          for repo in loop_lib; do
+          for repo in loop_lib meta_core; do
             if git clone --depth 1 -b "$BRANCH" "https://github.com/gitkb/${repo}.git" 2>/dev/null; then
               echo "Cloned ${repo}@${BRANCH}"
             elif git clone --depth 1 "https://github.com/gitkb/${repo}.git"; then
@@ -46,7 +46,7 @@ jobs:
         run: |
           cat > Cargo.toml << 'EOF'
           [workspace]
-          members = ["loop_cli", "loop_lib"]
+          members = ["loop_cli", "loop_lib", "meta_core"]
           resolver = "2"
 
           [workspace.package]
@@ -78,10 +78,11 @@ jobs:
           path: loop_cli
 
       - name: Clone dependencies
+        shell: bash
         env:
           BRANCH: ${{ github.head_ref || github.ref_name }}
         run: |
-          for repo in loop_lib; do
+          for repo in loop_lib meta_core; do
             if git clone --depth 1 -b "$BRANCH" "https://github.com/gitkb/${repo}.git" 2>/dev/null; then
               echo "Cloned ${repo}@${BRANCH}"
             elif git clone --depth 1 "https://github.com/gitkb/${repo}.git"; then
@@ -96,7 +97,7 @@ jobs:
         run: |
           cat > Cargo.toml << 'EOF'
           [workspace]
-          members = ["loop_cli", "loop_lib"]
+          members = ["loop_cli", "loop_lib", "meta_core"]
           resolver = "2"
 
           [workspace.package]
@@ -130,10 +131,11 @@ jobs:
           path: loop_cli
 
       - name: Clone dependencies
+        shell: bash
         env:
           BRANCH: ${{ github.head_ref || github.ref_name }}
         run: |
-          for repo in loop_lib; do
+          for repo in loop_lib meta_core; do
             if git clone --depth 1 -b "$BRANCH" "https://github.com/gitkb/${repo}.git" 2>/dev/null; then
               echo "Cloned ${repo}@${BRANCH}"
             elif git clone --depth 1 "https://github.com/gitkb/${repo}.git"; then
@@ -148,7 +150,7 @@ jobs:
         run: |
           cat > Cargo.toml << 'EOF'
           [workspace]
-          members = ["loop_cli", "loop_lib"]
+          members = ["loop_cli", "loop_lib", "meta_core"]
           resolver = "2"
 
           [workspace.package]

From 7b5e6d74a3029822cc199e7feafbc1278373843f Mon Sep 17 00:00:00 2001
From: gold-silver-copper
 <157451540+gold-silver-copper@users.noreply.github.com>
Date: Sun, 25 Oct 2026 16:27:52 -0700
Subject: [PATCH 2/3] ci: fall back to main only when the branch does not exist

Implements [[tasks/harmony-2749]]
---
 .github/workflows/auto-format.yml | 15 +++++++----
 .github/workflows/ci.yml          | 45 ++++++++++++++++++++-----------
 2 files changed, 40 insertions(+), 20 deletions(-)

diff --git a/.github/workflows/auto-format.yml b/.github/workflows/auto-format.yml
index f1e7d1a..15b5f3d 100644
--- a/.github/workflows/auto-format.yml
+++ b/.github/workflows/auto-format.yml
@@ -37,12 +37,17 @@ jobs:
           BRANCH: ${{ github.head_ref || github.ref_name }}
         run: |
           for repo in loop_lib meta_core; do
-            if git clone --depth 1 -b "$BRANCH" "https://github.com/gitkb/${repo}.git" 2>/dev/null; then
-              echo "Cloned ${repo}@${BRANCH}"
-            elif git clone --depth 1 "https://github.com/gitkb/${repo}.git"; then
-              echo "Branch ${BRANCH} not found for ${repo}; falling back to default branch"
+            url="https://github.com/gitkb/${repo}.git"
+            # Exit code 2 means the branch does not exist; anything else is an error
+            status=0
+            git ls-remote --exit-code --heads "$url" "$BRANCH" > /dev/null || status=$?
+            if [ "$status" -eq 0 ]; then
+              git clone --depth 1 -b "$BRANCH" "$url"
+            elif [ "$status" -eq 2 ]; then
+              echo "Branch ${BRANCH} not found for ${repo}; using the default branch"
+              git clone --depth 1 "$url"
             else
-              echo "::error::Failed to clone ${repo}"
+              echo "::error::Failed to look up ${repo}"
               exit 1
             fi
           done
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9668a2a..7c973b5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,12 +31,17 @@ jobs:
           BRANCH: ${{ github.head_ref || github.ref_name }}
         run: |
           for repo in loop_lib meta_core; do
-            if git clone --depth 1 -b "$BRANCH" "https://github.com/gitkb/${repo}.git" 2>/dev/null; then
-              echo "Cloned ${repo}@${BRANCH}"
-            elif git clone --depth 1 "https://github.com/gitkb/${repo}.git"; then
-              echo "Branch ${BRANCH} not found for ${repo}; falling back to default branch"
+            url="https://github.com/gitkb/${repo}.git"
+            # Exit code 2 means the branch does not exist; anything else is an error
+            status=0
+            git ls-remote --exit-code --heads "$url" "$BRANCH" > /dev/null || status=$?
+            if [ "$status" -eq 0 ]; then
+              git clone --depth 1 -b "$BRANCH" "$url"
+            elif [ "$status" -eq 2 ]; then
+              echo "Branch ${BRANCH} not found for ${repo}; using the default branch"
+              git clone --depth 1 "$url"
             else
-              echo "::error::Failed to clone ${repo}"
+              echo "::error::Failed to look up ${repo}"
               exit 1
             fi
           done
@@ -83,12 +88,17 @@ jobs:
           BRANCH: ${{ github.head_ref || github.ref_name }}
         run: |
           for repo in loop_lib meta_core; do
-            if git clone --depth 1 -b "$BRANCH" "https://github.com/gitkb/${repo}.git" 2>/dev/null; then
-              echo "Cloned ${repo}@${BRANCH}"
-            elif git clone --depth 1 "https://github.com/gitkb/${repo}.git"; then
-              echo "Branch ${BRANCH} not found for ${repo}; falling back to default branch"
+            url="https://github.com/gitkb/${repo}.git"
+            # Exit code 2 means the branch does not exist; anything else is an error
+            status=0
+            git ls-remote --exit-code --heads "$url" "$BRANCH" > /dev/null || status=$?
+            if [ "$status" -eq 0 ]; then
+              git clone --depth 1 -b "$BRANCH" "$url"
+            elif [ "$status" -eq 2 ]; then
+              echo "Branch ${BRANCH} not found for ${repo}; using the default branch"
+              git clone --depth 1 "$url"
             else
-              echo "::error::Failed to clone ${repo}"
+              echo "::error::Failed to look up ${repo}"
               exit 1
             fi
           done
@@ -136,12 +146,17 @@ jobs:
           BRANCH: ${{ github.head_ref || github.ref_name }}
         run: |
           for repo in loop_lib meta_core; do
-            if git clone --depth 1 -b "$BRANCH" "https://github.com/gitkb/${repo}.git" 2>/dev/null; then
-              echo "Cloned ${repo}@${BRANCH}"
-            elif git clone --depth 1 "https://github.com/gitkb/${repo}.git"; then
-              echo "Branch ${BRANCH} not found for ${repo}; falling back to default branch"
+            url="https://github.com/gitkb/${repo}.git"
+            # Exit code 2 means the branch does not exist; anything else is an error
+            status=0
+            git ls-remote --exit-code --heads "$url" "$BRANCH" > /dev/null || status=$?
+            if [ "$status" -eq 0 ]; then
+              git clone --depth 1 -b "$BRANCH" "$url"
+            elif [ "$status" -eq 2 ]; then
+              echo "Branch ${BRANCH} not found for ${repo}; using the default branch"
+              git clone --depth 1 "$url"
             else
-              echo "::error::Failed to clone ${repo}"
+              echo "::error::Failed to look up ${repo}"
               exit 1
             fi
           done

From a730852577a85b83d6d3dcaace814bdd1a4e7e68 Mon Sep 17 00:00:00 2001
From: gold-silver-copper
 <157451540+gold-silver-copper@users.noreply.github.com>
Date: Sun, 25 Oct 2026 16:27:52 -0700
Subject: [PATCH 3/3] ci: probe the exact branch ref, not one ending in the
 same name

Implements [[tasks/harmony-2749]]
---
 .github/workflows/auto-format.yml | 2 +-
 .github/workflows/ci.yml          | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/auto-format.yml b/.github/workflows/auto-format.yml
index 15b5f3d..b7b4abd 100644
--- a/.github/workflows/auto-format.yml
+++ b/.github/workflows/auto-format.yml
@@ -40,7 +40,7 @@ jobs:
             url="https://github.com/gitkb/${repo}.git"
             # Exit code 2 means the branch does not exist; anything else is an error
             status=0
-            git ls-remote --exit-code --heads "$url" "$BRANCH" > /dev/null || status=$?
+            git ls-remote --exit-code --heads "$url" "refs/heads/$BRANCH" > /dev/null || status=$?
             if [ "$status" -eq 0 ]; then
               git clone --depth 1 -b "$BRANCH" "$url"
             elif [ "$status" -eq 2 ]; then
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7c973b5..58667f7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -34,7 +34,7 @@ jobs:
             url="https://github.com/gitkb/${repo}.git"
             # Exit code 2 means the branch does not exist; anything else is an error
             status=0
-            git ls-remote --exit-code --heads "$url" "$BRANCH" > /dev/null || status=$?
+            git ls-remote --exit-code --heads "$url" "refs/heads/$BRANCH" > /dev/null || status=$?
             if [ "$status" -eq 0 ]; then
               git clone --depth 1 -b "$BRANCH" "$url"
             elif [ "$status" -eq 2 ]; then
@@ -91,7 +91,7 @@ jobs:
             url="https://github.com/gitkb/${repo}.git"
             # Exit code 2 means the branch does not exist; anything else is an error
             status=0
-            git ls-remote --exit-code --heads "$url" "$BRANCH" > /dev/null || status=$?
+            git ls-remote --exit-code --heads "$url" "refs/heads/$BRANCH" > /dev/null || status=$?
             if [ "$status" -eq 0 ]; then
               git clone --depth 1 -b "$BRANCH" "$url"
             elif [ "$status" -eq 2 ]; then
@@ -149,7 +149,7 @@ jobs:
             url="https://github.com/gitkb/${repo}.git"
             # Exit code 2 means the branch does not exist; anything else is an error
             status=0
-            git ls-remote --exit-code --heads "$url" "$BRANCH" > /dev/null || status=$?
+            git ls-remote --exit-code --heads "$url" "refs/heads/$BRANCH" > /dev/null || status=$?
             if [ "$status" -eq 0 ]; then
               git clone --depth 1 -b "$BRANCH" "$url"
             elif [ "$status" -eq 2 ]; then