From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   f4461cf4f304..2b2310484f5f  main       -> origin/main
Your branch is behind 'origin/main' by 1 commit, and can be fast-forwarded.
  (use "git pull" to update your local branch)
Switched to branch 'main'
HEAD is now at 2b2310484f5f [libc++] tests with picolibc: update picolibc (#77908)