From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   1b3b7e5fe821..42a986f70324  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 42a986f70324 [libc++] Upgrade to GCC 16 (#206235)