Fix label workflow failing on fork PRs with actions/checkout v7#51199
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…ulnerability Closes #40812
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[WIP] Fix failing GitHub Actions job label
Fix label workflow failing on fork PRs with actions/checkout v7
Jul 27, 2026
ahus1
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July 27, 2026 13:49
ahus1
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Jul 27, 2026
ahus1
enabled auto-merge (squash)
July 27, 2026 13:52
rmartinc
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Jul 27, 2026
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Closes #51201
actions/checkout@v7introduced an explicit security guard that refuses to check out fork code in apull_request_targetworkflow withoutallow-unsafe-pr-checkout: true, causing thelabeljob to fail for all fork PRs.Changes
ref: ${{ github.event.pull_request.base.sha }}to the checkout step inlabel.ymlso it fetches.github/scriptsfrom the base repo only — the correct and safe behavior, since the labeller script only calls the GitHub API and never executes fork code.