$ git clone -n https://gitee.com/opencloudos-stream/ignition.git /var/lib/mock/dist-ocs23-build-45653-2059/root/chroot_tmpdir/scmroot/ignition
Cloning into '/var/lib/mock/dist-ocs23-build-45653-2059/root/chroot_tmpdir/scmroot/ignition'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ignition
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5f86c20 !1 update to 2.15.0 Merge pull request !1 from abushwang/master