$ git clone -n https://src.fedoraproject.org/rpms/xfce4-verve-plugin.git /var/lib/mock/f39-build-1520150-35826/root/chroot_tmpdir/scmroot/xfce4-verve-plugin
Cloning into '/var/lib/mock/f39-build-1520150-35826/root/chroot_tmpdir/scmroot/xfce4-verve-plugin'...
$ git fetch origin a642d27927bbc79d638802dce230655c9951e283:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xfce4-verve-plugin
 * [new ref]         a642d27927bbc79d638802dce230655c9951e283 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a642d27 Update to v2.0.3