$ git clone -n https://gitee.com/src-opencloudos-rpms/ignition.git /var/lib/mock/dist-oc9-build-253225-84268/root/chroot_tmpdir/scmroot/ignition
Cloning into '/var/lib/mock/dist-oc9-build-253225-84268/root/chroot_tmpdir/scmroot/ignition'...
$ git fetch origin dabc9e31f410ea0224a2a466a39c8c5e20b0264e:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ignition
 * [new ref]         dabc9e31f410ea0224a2a466a39c8c5e20b0264e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dabc9e3 import ignition-2.15.0-9.tl4