From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   475a8a47ead3..4194192aa590  main       -> origin/main
Switched to branch 'main'
Your branch is behind 'origin/main' by 1 commit, and can be fast-forwarded.
  (use "git pull" to update your local branch)
HEAD is now at 4194192aa590 [libc++] Run macOS jobs after the Stage 2 CI (#141816)