$ git clone -n https://gitee.com/src-opencloudos-rpms/python3.git /var/lib/mock/dist-oc8-build-247558-83589/root/chroot_tmpdir/scmroot/python3
Cloning into '/var/lib/mock/dist-oc8-build-247558-83589/root/chroot_tmpdir/scmroot/python3'...
$ git fetch origin e6702eeea35d234d05d2bd985773b51e2002ed5c:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python3
 * [new ref]         e6702eeea35d234d05d2bd985773b51e2002ed5c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e6702ee import python3-3.6.8-78.tl3.ap.1