$ git clone -n https://src.fedoraproject.org/rpms/libnova.git /var/lib/mock/f31-build-69723-30339/root/chroot_tmpdir/scmroot/libnova
Cloning into '/var/lib/mock/f31-build-69723-30339/root/chroot_tmpdir/scmroot/libnova'...
$ git reset --hard dc468d0bd52be4e2e8c57b7475fdebe2528e6c21
HEAD is now at dc468d0 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild