".  However, the sideband
channel 3 is still used for error responses.</p>
</div>
</div>
</div>
<div class="sect1">
<h2 id="_include_tag">include-tag</h2>
<div class="sectionbody">
<div class="paragraph">
<p>The <em>include-tag</em> capability is about sending annotated tags if we are
sending objects they point to.  If we pack an object to the client, and
a tag object points exactly at that object, we pack the tag object too.
In general this allows a client to get all new annotated tags when it
fetches a br