$ git clone -n https://gitee.com/opencloudos-stream/perl-Data-Stream-Bulk.git /var/lib/mock/dist-ocs23-epol9-build-227194-17077/root/chroot_tmpdir/scmroot/perl-Data-Stream-Bulk
Cloning into '/var/lib/mock/dist-ocs23-epol9-build-227194-17077/root/chroot_tmpdir/scmroot/perl-Data-Stream-Bulk'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-Data-Stream-Bulk
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3553be6 update