From: Neal Kreitzinger <neal@rsss.com>
Date: Fri, 12 Nov 2010 01:28:20 GMT
Subject: scan entire repo for changes to file
Message-ID: <ibi59v$pjg$1@dough.gmane.org>

Is there a way to scan my entire repo (many unmerged branches) for any 
changes to a file?
e.g.
$ git log * -- somepath/myblob
would return all commits in the repo that changed myblob.

v/r,
Neal