$ git clone -n https://src.fedoraproject.org/rpms/lxpanel.git /var/lib/mock/f41-build-851066-165853/root/chroot_tmpdir/scmroot/lxpanel
Cloning into '/var/lib/mock/f41-build-851066-165853/root/chroot_tmpdir/scmroot/lxpanel'...
$ git fetch origin 6b2d0f0a25ad271db8d998d1a6ca4615782edf09:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lxpanel
 * [new ref]         6b2d0f0a25ad271db8d998d1a6ca4615782edf09 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6b2d0f0 Update to the latest git