t
rewriting published history.)</p>
</div>
<div class="paragraph">
<p>Always verify that the rewritten version is correct: The original refs,
if different from the rewritten ones, will be stored in the namespace
<em>refs/original/</em>.</p>
</div>
<div class="paragraph">
<p>Note that since this operation is very I/O expensive, it might
be a good idea to redirect the temporary directory off-disk with the
<code>-d</code> option, e.g. on tmpfs.  Reportedly the speedup is very noticeable.</p>
</div>
<div class=