Your bug report

#59011: 29.0.50; change to vc-git-working-revision breaks vc-git-mode-line-string

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 59011@debbugs.gnu.org.

-- 
59011: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=59011
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