From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   2677c29d6dd5..93b3c1b7e114  main       -> origin/main
Switched to branch 'main'
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  (use "git pull" to update your local branch)
HEAD is now at 93b3c1b7e114 Revert "Reapply "[mlir] Add FP software implementation lowering pass: `arith-to-apfloat` (#166618)" (#167431)" (#167435)