$ git clone -n https://gitee.com/src-opencloudos-rpms/json-glib.git /var/lib/mock/dist-oc9-build-41824-14591/root/chroot_tmpdir/scmroot/json-glib
Cloning into '/var/lib/mock/dist-oc9-build-41824-14591/root/chroot_tmpdir/scmroot/json-glib'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/json-glib
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 82cf536 import json-glib-1.6.6-3.tl4