$ git clone -n https://src.fedoraproject.org/rpms/xgrep.git /var/lib/mock/f31-build-60894-28794/root/chroot_tmpdir/scmroot/xgrep
Cloning into '/var/lib/mock/f31-build-60894-28794/root/chroot_tmpdir/scmroot/xgrep'...
$ git reset --hard f502c758989b1f100f03ce8566632f86c2c6913a
HEAD is now at f502c75 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild