From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   ad26835b2c7e..58ca7078ce18  main       -> origin/main
Switched to branch 'main'
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  (use "git pull" to update your local branch)
HEAD is now at 58ca7078ce18 [llvm] Remove `br i1 undef` from some regression tests [NFC] (#115688)