$ git clone -n https://src.fedoraproject.org/rpms/goocanvasmm.git /var/lib/mock/f31-build-48132-27022/root/chroot_tmpdir/scmroot/goocanvasmm
Cloning into '/var/lib/mock/f31-build-48132-27022/root/chroot_tmpdir/scmroot/goocanvasmm'...
$ git reset --hard 781056b627d03ce742e9310b5b508068884f9dd3
HEAD is now at 781056b - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild