$ git clone -n https://gitee.com/src-opencloudos-rpms/libbsd.git /var/lib/mock/dist-oc9-build-53015-14748/root/chroot_tmpdir/scmroot/libbsd
Cloning into '/var/lib/mock/dist-oc9-build-53015-14748/root/chroot_tmpdir/scmroot/libbsd'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libbsd
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d012f9 import libbsd-0.11.7-2.tl4