$ git clone -n git://pkgs.fedoraproject.org/rpms/nailgun /var/lib/mock/f29-build-5558-1323/root/thebuilddir/tmp/scmroot/nailgun
Cloning into '/var/lib/mock/f29-build-5558-1323/root/thebuilddir/tmp/scmroot/nailgun'...
$ git reset --hard 8d46d6903f47824688c0d204a4dd2a97feb4cd67
HEAD is now at 8d46d69 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild