$ git clone -n https://gitee.com/src-opencloudos-rpms/libwmf.git /var/lib/mock/dist-oc9-build-70585-47448/root/chroot_tmpdir/scmroot/libwmf
Cloning into '/var/lib/mock/dist-oc9-build-70585-47448/root/chroot_tmpdir/scmroot/libwmf'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libwmf
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2df57e7 import libwmf-0.2.13-2.tl4