From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   64082912a500..26f97ee9aa41  main       -> origin/main
Switched to branch 'main'
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  (use "git pull" to update your local branch)
HEAD is now at 26f97ee9aa41 [AArch64] Stop reserved registers from being saved in prolog/epilog (#138448)