$ git clone -n https://gitee.com/src-opencloudos-rpms/xcb-util-image.git /var/lib/mock/dist-oc9-build-131697-78667/root/chroot_tmpdir/scmroot/xcb-util-image
Cloning into '/var/lib/mock/dist-oc9-build-131697-78667/root/chroot_tmpdir/scmroot/xcb-util-image'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/xcb-util-image
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 418e950 import xcb-util-image-0.4.0-6.tl4