$ git clone -n https://gitee.com/src-opencloudos-rpms/python3.git /var/lib/mock/dist-oc8-build-116151-67985/root/chroot_tmpdir/scmroot/python3
Cloning into '/var/lib/mock/dist-oc8-build-116151-67985/root/chroot_tmpdir/scmroot/python3'...
$ git fetch origin 38d3b822aa27d1aeac61982ae86e59d9f3e7c4d8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python3
 * [new ref]         38d3b822aa27d1aeac61982ae86e59d9f3e7c4d8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 38d3b82 import python3-3.6.8-67.tl3