$ git clone -n https://src.fedoraproject.org/rpms/massif-visualizer.git /var/lib/mock/f31-build-114375-34446/root/chroot_tmpdir/scmroot/massif-visualizer
Cloning into '/var/lib/mock/f31-build-114375-34446/root/chroot_tmpdir/scmroot/massif-visualizer'...
$ git reset --hard fcc4f808d101a49c92b1c27bef4ae91bddb242b2
HEAD is now at fcc4f80 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild