$ git clone -n https://gitee.com/src-opencloudos-rpms/python-blinker.git /var/lib/mock/dist-oc9-build-121363-71643/root/chroot_tmpdir/scmroot/python-blinker
Cloning into '/var/lib/mock/dist-oc9-build-121363-71643/root/chroot_tmpdir/scmroot/python-blinker'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-blinker
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd36629 import python-blinker-1.6.2-4.tl4