From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   a0ae5258065a..70cea91e0fc9  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 70cea91e0fc9 [libc] temporarily set -Wno-shorten-64-to-32 (#77396)