$ git clone -n https://src.fedoraproject.org/rpms/python-orjson.git /var/lib/mock/f38-build-side-42-init-devel-743252-27657/root/chroot_tmpdir/scmroot/python-orjson
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-743252-27657/root/chroot_tmpdir/scmroot/python-orjson'...
$ git fetch origin 005d4fc3477526db75a4156872e20122edcaa869:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-orjson
 * [new ref]         005d4fc3477526db75a4156872e20122edcaa869 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 005d4fc Initial package (rhbz#2184237).