$ git clone -n https://src.fedoraproject.org/rpms/urdfdom.git /var/lib/mock/f31-build-71843-30521/root/chroot_tmpdir/scmroot/urdfdom
Cloning into '/var/lib/mock/f31-build-71843-30521/root/chroot_tmpdir/scmroot/urdfdom'...
$ git reset --hard 579cb4836764478bd816a32314314c75a5709388
HEAD is now at 579cb48 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild