$ git clone -n https://src.fedoraproject.org/rpms/paperwork.git /var/lib/mock/f41-build-side-1-2650382-27586/root/chroot_tmpdir/scmroot/paperwork
Cloning into '/var/lib/mock/f41-build-side-1-2650382-27586/root/chroot_tmpdir/scmroot/paperwork'...
$ git fetch origin f5ea2a5beb1d111702b761b31c8e28f531472ca2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/paperwork
 * [new ref]         f5ea2a5beb1d111702b761b31c8e28f531472ca2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f5ea2a5 Update to latest version (#2308813)