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codex/codex-rs/cloud-tasks
Jeremy Rose 7ada37a15e Reject implicitly discovered bare Git repositories (#36924)
## Why

A repository can contain a tracked directory that Git implicitly treats as a bare
repository. Its configuration may select helpers such as `core.fsmonitor`, causing
Codex Git operations in that directory to execute repository-controlled code.

## What changed

- Pass `-c safe.bareRepository=explicit` to Codex-managed Git commands so they
  reject implicitly discovered bare repositories.
- Continue to support repositories explicitly selected with `--git-dir` or
  `GIT_DIR`.

## Testing

Add a regression test that clones a repository containing a tracked embedded Git
repository and verifies that guarded Git inspection rejects it without running
its configured filesystem monitor.

GitOrigin-RevId: 344b5bc1e0ffa94f2a1b788488aa653222da10f3
2026-08-04 16:53:33 +00:00
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