$ git clone -n https://src.fedoraproject.org/rpms/R-ROC.git /var/lib/mock/f31-build-84906-31580/root/chroot_tmpdir/scmroot/R-ROC
Cloning into '/var/lib/mock/f31-build-84906-31580/root/chroot_tmpdir/scmroot/R-ROC'...
$ git reset --hard a760a53d80e6f7b861c88252ad5649ec541d8481
HEAD is now at a760a53 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild