From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   b33af86b032e..a6cf9ec73060  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 a6cf9ec73060 [libc++] Bump base image version to most recent (#208776)