From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   24131e9a573d..19c7eb358b8a  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 19c7eb358b8a [libc++][chrono] Applied `[[nodiscard]]` to The Civil Calendar (#174968)