$ git clone -n https://gitee.com/src-opencloudos-rpms/libgweather.git /var/lib/mock/dist-oc9-build-128178-77195/root/chroot_tmpdir/scmroot/libgweather
Cloning into '/var/lib/mock/dist-oc9-build-128178-77195/root/chroot_tmpdir/scmroot/libgweather'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libgweather
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6d2e63a import libgweather-40.0-6.tl4