$ git clone -n https://gitee.com/src-opencloudos-rpms/bind-dyndb-ldap.git /var/lib/mock/dist-oc9-build-45820-14592/root/chroot_tmpdir/scmroot/bind-dyndb-ldap
Cloning into '/var/lib/mock/dist-oc9-build-45820-14592/root/chroot_tmpdir/scmroot/bind-dyndb-ldap'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/bind-dyndb-ldap
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ac437c4 import bind-dyndb-ldap-11.10-3.tl4