$ git clone -n https://gitee.com/src-opencloudos-rpms/libsmbios.git /var/lib/mock/dist-oc9-build-42552-14591/root/chroot_tmpdir/scmroot/libsmbios
Cloning into '/var/lib/mock/dist-oc9-build-42552-14591/root/chroot_tmpdir/scmroot/libsmbios'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libsmbios
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 14fafdb import libsmbios-2.4.3-3.tl4