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Junio C Hamano authored
After running 'git-update-index' for some paths, you may want to do the update on the same set of paths again. The new flag --again checks the paths whose index entries are are different from the HEAD commit and updates them from the working tree contents. This was brought up by Carl Worth on #git. Signed-off-by: Junio C Hamano <junkio@cox.net>
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