$ git clone -n https://gitee.com/opencloudos-stream/golang-github-pquerna-ffjson.git /var/lib/mock/dist-oc9-epol-build-114029-67931/root/chroot_tmpdir/scmroot/golang-github-pquerna-ffjson
Cloning into '/var/lib/mock/dist-oc9-epol-build-114029-67931/root/chroot_tmpdir/scmroot/golang-github-pquerna-ffjson'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/golang-github-pquerna-ffjson
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a783e4 update