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Use git ls-remote for autoloop branch discovery #20

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Merged
mrjf merged 2 commits into from
Apr 4, 2026
+6 −4
Merged

Use git ls-remote for autoloop branch discovery #20

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f214d89
Initial plan
Copilot Apr 4, 2026
88422f3
fix: use git ls-remote for branch discovery instead of git branch -r
Copilot Apr 4, 2026
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2 changes: 1 addition & 1 deletion .github/workflows/sync-branches.lock.yml
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8 changes: 5 additions & 3 deletions workflows/sync-branches.md
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Original file line number Diff line number Diff line change
Expand Up @@ -34,8 +34,10 @@ steps:
return { returncode: result.status, stdout: result.stdout || '', stderr: result.stderr || '' };
}

// List all remote branches matching the autoloop/* pattern
const listResult = git('branch', '-r', '--list', 'origin/autoloop/*');
// Discover all remote branches matching the autoloop/* pattern.
// Use ls-remote instead of 'git branch -r' so we don't depend on
// pre-fetched remote-tracking refs (shallow checkouts won't have them).
const listResult = git('ls-remote', '--heads', 'origin', 'autoloop/*');
if (listResult.returncode !== 0) {
console.log('Failed to list remote branches: ' + listResult.stderr);
process.exit(0);
Expand All @@ -44,7 +46,7 @@ steps:
const branches = listResult.stdout.trim().split('\n')
.map(b => b.trim())
.filter(b => b)
.map(b => b.replace('origin/', ''));
.map(b => b.replace(/^.*refs\/heads\//, ''));

if (branches.length === 0) {
console.log('No autoloop/* branches found. Nothing to sync.');
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