$ git clone -n https://gitee.com/src-opencloudos-rpms/tang.git /var/lib/mock/dist-oc9-build-72460-47798/root/chroot_tmpdir/scmroot/tang
Cloning into '/var/lib/mock/dist-oc9-build-72460-47798/root/chroot_tmpdir/scmroot/tang'...
$ git fetch origin c24ea8cc5ba4be8a065562d79d16a30ceca1ffc6:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tang
 * [new ref]         c24ea8cc5ba4be8a065562d79d16a30ceca1ffc6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c24ea8c import tang-14-2.tl4