$ git clone -n https://gitee.com/src-opencloudos-rpms/libguestfs-winsupport.git /var/lib/mock/dist-oc9-build-46781-14592/root/chroot_tmpdir/scmroot/libguestfs-winsupport
Cloning into '/var/lib/mock/dist-oc9-build-46781-14592/root/chroot_tmpdir/scmroot/libguestfs-winsupport'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libguestfs-winsupport
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8b3225f import libguestfs-winsupport-9.2-2.tl4