$ git clone -n https://gitee.com/src-opencloudos-rpms/libglib-testing.git /var/lib/mock/dist-oc9-build-46770-14592/root/chroot_tmpdir/scmroot/libglib-testing
Cloning into '/var/lib/mock/dist-oc9-build-46770-14592/root/chroot_tmpdir/scmroot/libglib-testing'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libglib-testing
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b929ab7 import libglib-testing-0.1.0-3.tl4