$ git clone -n https://src.fedoraproject.org/rpms/dvd+rw-tools.git /var/lib/mock/f31-build-70220-30445/root/chroot_tmpdir/scmroot/dvd+rw-tools
Cloning into '/var/lib/mock/f31-build-70220-30445/root/chroot_tmpdir/scmroot/dvd+rw-tools'...
$ git reset --hard 8fa4c380ac30c19d782262592909d4c0eab0635d
HEAD is now at 8fa4c38 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild