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ci(security-review): fix origin/HEAD missing so /security-review's git diff works #1327

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Merged
tejaskash merged 1 commit into from
May 21, 2026
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ci(security-review): fix origin/HEAD missing so /security-review's git diff works #1327

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13 changes: 13 additions & 0 deletions .github/workflows/pr-security-review.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -167,6 +167,19 @@ jobs:
# the base branch locally too. fetch-depth: 0 grabs the full history.
fetch-depth: 0

- name: Set origin/HEAD for /security-review skill
env:
BASE_REF: ${{ steps.pr.outputs.base_ref }}
run: |
set -euo pipefail
# actions/checkout doesn't set up the remote's symbolic HEAD ref, so
# `git diff origin/HEAD...` (the first command the bundled
# /security-review skill runs) fails with "ambiguous argument
# 'origin/HEAD...': unknown revision". Point origin/HEAD at the PR's
# base branch so the skill resolves the diff against the right ref.
git remote set-head origin "$BASE_REF"
git symbolic-ref refs/remotes/origin/HEAD

- name: Configure AWS credentials (OIDC)
uses: aws-actions/configure-aws-credentials@v6
with:
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