From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   27f06dd6a7a9..26bbc3a8b6a4  main       -> origin/main
Your branch is behind 'origin/main' by 4 commits, and can be fast-forwarded.
  (use "git pull" to update your local branch)
Switched to branch 'main'
HEAD is now at 26bbc3a8b6a4 [lit] Mark shtest-umask.py as unsupported