iginal sha1 id" argument
and outputs a "rewritten sha1 id" if the commit has been already
rewritten, and "original sha1 id" otherwise; the <em>map</em> function can
return several ids on separate lines if your commit filter emitted
multiple commits.</p>
</div>
</div>
</div>
</div>
<div class="sect1">
<h2 id="_options">OPTIONS</h2>
<div class="sectionbody">
<div class="dlist">
<dl>
<dt class="hdlist1">--setup &lt;command&gt;</dt>
<dd>
<p>This is not a real filter executed for each commit but a one
time setup