$ git clone -n https://gitee.com/src-opencloudos-rpms/libgsf.git /var/lib/mock/dist-oc9-build-70345-47420/root/chroot_tmpdir/scmroot/libgsf
Cloning into '/var/lib/mock/dist-oc9-build-70345-47420/root/chroot_tmpdir/scmroot/libgsf'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libgsf
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 852ffb1 import libgsf-1.14.50-2.tl4