$ git clone -n https://gitee.com/src-opencloudos-rpms/Cython3.git /var/lib/mock/dist-oc9-build-73836-49134/root/chroot_tmpdir/scmroot/Cython3
Cloning into '/var/lib/mock/dist-oc9-build-73836-49134/root/chroot_tmpdir/scmroot/Cython3'...
$ git fetch origin e74a8fb6d84b8c5fc29fa6b6cf06c6c146cca806:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/Cython3
 * [new ref]         e74a8fb6d84b8c5fc29fa6b6cf06c6c146cca806 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e74a8fb import Cython3-3.0.2-5.tl4