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.github: automerge: unshallow repo before merge-base #311

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Merged
lumachad merged 1 commit into from
Aug 27, 2026
Merged

.github: automerge: unshallow repo before merge-base #311

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15 changes: 15 additions & 0 deletions .github/scripts/automerge.py
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Original file line number Diff line number Diff line change
Expand Up @@ -454,6 +454,21 @@ def main() -> None:
print(f"Fetching origin/{TARGET_BRANCH}…")
run_net(["git", "fetch", "origin", TARGET_BRANCH], cwd=repo)

# Unshallow if needed so that merge-base can find the common ancestor
# between origin/TARGET_BRANCH and sourceware/UPSTREAM_BRANCH.
is_shallow = (
run(
["git", "rev-parse", "--is-shallow-repository"],
cwd=repo,
).stdout.strip()
== "true"
)
if is_shallow:
print(f"Repo is shallow; unshallowing origin/{TARGET_BRANCH}…")
run_net(
["git", "fetch", "--unshallow", "origin", TARGET_BRANCH], cwd=repo
)

# ------------------------------------------------------------------ #
# 5. Determine the commit range to merge. #
# ------------------------------------------------------------------ #
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