#require execbit $ hg init repo $ cd repo $ echo foo > foo $ chmod 644 foo $ hg ci -qAm '644' $ chmod 755 foo $ hg ci -qAm '755' reverting to rev 0 $ hg revert -a -r 0 reverting foo $ hg st M foo $ hg diff --git diff --git a/foo b/foo old mode 100755 new mode 100644 $ cd ..