$ git clone -n https://src.fedoraproject.org/rpms/diffstat.git /var/lib/mock/f31-build-68788-30230/root/chroot_tmpdir/scmroot/diffstat
Cloning into '/var/lib/mock/f31-build-68788-30230/root/chroot_tmpdir/scmroot/diffstat'...
$ git reset --hard 1efc7975fc136b81785a0e1a46fb2a700ac37564
HEAD is now at 1efc797 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild