$ git clone -n https://gitee.com/src-opencloudos-rpms/gdk-pixbuf2.git /var/lib/mock/dist-oc9-build-240294-82675/root/chroot_tmpdir/scmroot/gdk-pixbuf2
Cloning into '/var/lib/mock/dist-oc9-build-240294-82675/root/chroot_tmpdir/scmroot/gdk-pixbuf2'...
$ git fetch origin 88e31dd0755c2b4abc7622aede2967d5a626783a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gdk-pixbuf2
 * [new ref]         88e31dd0755c2b4abc7622aede2967d5a626783a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 88e31dd import gdk-pixbuf2-2.42.10-10.tl4