From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   a5cd19f53f51..693a98731547  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 693a98731547 [flang] Make lto-bc.f90 unsupported on Darwin (#171693)