$ git clone -n https://src.fedoraproject.org/rpms/signon.git /var/lib/mock/f29-build-6903-1696/root/thebuilddir/tmp/scmroot/signon
Cloning into '/var/lib/mock/f29-build-6903-1696/root/thebuilddir/tmp/scmroot/signon'...
$ git reset --hard e61f34942eebfd685f0ceca4cde9eb176c84065d
HEAD is now at e61f349 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild