$ git clone -n https://gitee.com/opencloudos-stream/golang-github-robfig-cron.git /var/lib/mock/dist-oc9-epol-build-104010-66335/root/chroot_tmpdir/scmroot/golang-github-robfig-cron
Cloning into '/var/lib/mock/dist-oc9-epol-build-104010-66335/root/chroot_tmpdir/scmroot/golang-github-robfig-cron'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/golang-github-robfig-cron
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 260e4ba update