$ git clone -n https://src.fedoraproject.org/rpms/poke.git /var/lib/mock/f40-build-2051177-49043/root/chroot_tmpdir/scmroot/poke
Cloning into '/var/lib/mock/f40-build-2051177-49043/root/chroot_tmpdir/scmroot/poke'...
$ git fetch origin 931b98a3c59ea8714b98582ad30e0270b5c19790:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/poke
 * [new ref]         931b98a3c59ea8714b98582ad30e0270b5c19790 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 931b98a Update to 3.3 - Closes rhbz#2232936