$ git clone -n https://src.fedoraproject.org/rpms/python-hiredis.git /var/lib/mock/f45-build-30957-648/root/chroot_tmpdir/scmroot/python-hiredis
Cloning into '/var/lib/mock/f45-build-30957-648/root/chroot_tmpdir/scmroot/python-hiredis'...
$ git fetch origin 1b3aff4e323fd3b9313da108c8d9b2249563a2ac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-hiredis
 * [new ref]         1b3aff4e323fd3b9313da108c8d9b2249563a2ac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1b3aff4 Add missing files from prev commit