$ git clone -n https://gitee.com/opencloudos-stream/golang-github-miekg-dns.git /var/lib/mock/dist-oc9-epol-build-116255-68014/root/chroot_tmpdir/scmroot/golang-github-miekg-dns
Cloning into '/var/lib/mock/dist-oc9-epol-build-116255-68014/root/chroot_tmpdir/scmroot/golang-github-miekg-dns'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/golang-github-miekg-dns
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e46116d update