$ git clone -n https://src.fedoraproject.org/rpms/gnome-panel.git /var/lib/mock/f40-build-2185218-51289/root/chroot_tmpdir/scmroot/gnome-panel
Cloning into '/var/lib/mock/f40-build-2185218-51289/root/chroot_tmpdir/scmroot/gnome-panel'...
$ git fetch origin 60ed18442312508af2a5e39fd79653d55efd2b50:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-panel
 * [new ref]         60ed18442312508af2a5e39fd79653d55efd2b50 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 60ed184 license: Convert to SPDX