$ git clone -n https://gitee.com/opencloudos-stream/golang-x-vuln.git /var/lib/mock/dist-oc9-epol-build-104783-66471/root/chroot_tmpdir/scmroot/golang-x-vuln
Cloning into '/var/lib/mock/dist-oc9-epol-build-104783-66471/root/chroot_tmpdir/scmroot/golang-x-vuln'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/golang-x-vuln
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b8eb005 update