$ git clone -n https://src.fedoraproject.org/rpms/python-h5io.git /var/lib/mock/f40-build-2634826-66031/root/chroot_tmpdir/scmroot/python-h5io
Cloning into '/var/lib/mock/f40-build-2634826-66031/root/chroot_tmpdir/scmroot/python-h5io'...
$ git fetch origin b4de0559465ba9ec01a25ac377417a8db5c403a4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-h5io
 * [new ref]         b4de0559465ba9ec01a25ac377417a8db5c403a4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b4de055 [packit] 0.2.2 upstream release