$ git clone -n https://gitee.com/src-opencloudos-rpms/python3.git /var/lib/mock/dist-oc8-build-234798-82012/root/chroot_tmpdir/scmroot/python3
Cloning into '/var/lib/mock/dist-oc8-build-234798-82012/root/chroot_tmpdir/scmroot/python3'...
$ git fetch origin d9084381d0bfc7145f1cbb19ec010de39bdee7a3:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python3
 * [new ref]         d9084381d0bfc7145f1cbb19ec010de39bdee7a3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d908438 import python3-3.6.8-73.tl3