$ git clone -n https://gitee.com/opencloudos-stream/perl-CGI-FormBuilder.git /var/lib/mock/dist-oc9-epol-build-109229-67366/root/chroot_tmpdir/scmroot/perl-CGI-FormBuilder
Cloning into '/var/lib/mock/dist-oc9-epol-build-109229-67366/root/chroot_tmpdir/scmroot/perl-CGI-FormBuilder'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-CGI-FormBuilder
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6130d69 update