$ git clone -n https://src.fedoraproject.org/rpms/nauty.git /var/lib/mock/f31-build-57643-28309/root/chroot_tmpdir/scmroot/nauty
Cloning into '/var/lib/mock/f31-build-57643-28309/root/chroot_tmpdir/scmroot/nauty'...
$ git reset --hard 23a23b9780280004137f44362e44f9ba2eb59226
HEAD is now at 23a23b9 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild