$ git clone -n https://src.fedoraproject.org/rpms/surf.git /var/lib/mock/f29-build-4233-1020/root/thebuilddir/tmp/scmroot/surf
Cloning into '/var/lib/mock/f29-build-4233-1020/root/thebuilddir/tmp/scmroot/surf'...
$ git reset --hard 5dd44fdea9a492b0cad121d8230ff1ecc303af4f
HEAD is now at 5dd44fd - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild