$ git clone -n https://gitee.com/src-opencloudos-rpms/cdi-api.git /var/lib/mock/dist-oc9-build-69578-47310/root/chroot_tmpdir/scmroot/cdi-api
Cloning into '/var/lib/mock/dist-oc9-build-69578-47310/root/chroot_tmpdir/scmroot/cdi-api'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/cdi-api
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dd0cfdb import cdi-api-2.0.2-7.tl4