tly one or zero non-pruned parents; merge commits will
therefore remain intact.  This option cannot be used together with
<code>--commit-filter</code>, though the same effect can be achieved by using the
provided <code>git_commit_non_empty_tree</code> function in a commit filter.</p>
</dd>
<dt class="hdlist1">--original &lt;namespace&gt;</dt>
<dd>
<p>Use this option to set the namespace where the original commits
will be stored. The default value is <em>refs/original</em>.</p>
</dd>
<dt class="hdlist1">-d &