On Thu, May 22, 2008 at 11:21:34AM -0400, "Steven A. Falco" <sfalco@harris.com> wrote:
quoted text
> Is there a way to map a blob SHA1 to a commit?  In this example, I'd
> like to map 9ceadaa and ad31bc6 to their commits.  It seems easy to go
> the other way, seeing what is in a commit, but I've not been able to
> find a method for going "backwards" from a blob to a commit.

Something like:

for i in `git rev-list HEAD`
do
        git ls-tree -r $i|grep -q cb4e8ed && echo "$i contains cb4e8ed"
done

could do it for you.

I don't think there is a --contains for blobs, like git branch
--contains works for commits.