$ git clone -n https://src.fedoraproject.org/rpms/xfce4-mpc-plugin.git /var/lib/mock/f31-build-60850-28788/root/chroot_tmpdir/scmroot/xfce4-mpc-plugin
Cloning into '/var/lib/mock/f31-build-60850-28788/root/chroot_tmpdir/scmroot/xfce4-mpc-plugin'...
$ git reset --hard b7d373e31e5831fd51cc9ff39b68c0cfa1717526
HEAD is now at b7d373e - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild