$ git clone -n https://gitee.com/src-opencloudos-rpms/gtk3.git /var/lib/mock/dist-oc8-build-253267-84272/root/chroot_tmpdir/scmroot/gtk3
Cloning into '/var/lib/mock/dist-oc8-build-253267-84272/root/chroot_tmpdir/scmroot/gtk3'...
$ git fetch origin 88c281fb34fc1e692669b0a0fe5b954125b6c35e:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gtk3
 * [new ref]         88c281fb34fc1e692669b0a0fe5b954125b6c35e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 88c281f import gtk3-3.22.30-13.tl3