Maybe I'm missing something, but isn't the .git/config file local to a given working copy? The helper scripts are neat and all, but I don't see anything here that would actually propagate this metadata anywhere.
This person has obviously no intention of sharing the data with others, and hasn't heard of Git Notes support either.<p><a href="http://alblue.bandlem.com/2011/11/git-tip-of-week-git-notes.html" rel="nofollow">http://alblue.bandlem.com/2011/11/git-tip-of-week-git-notes....</a>
What about git-notes? <a href="https://git-scm.com/docs/git-notes" rel="nofollow">https://git-scm.com/docs/git-notes</a>