From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   ce1c1a0e6d6b..a8ef75e75898  main       -> origin/main
Switched to branch 'main'
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  (use "git pull" to update your local branch)
HEAD is now at a8ef75e75898 [DirectX] Strip `dx.rootsignatures` metadata during `dxil-prepare` (#145746)