erarchical.
Different subhierarchies are used for different purposes (e.g. the
<code>refs/heads/</code> hierarchy is used to represent local branches).</p>
</div>
<div class="paragraph">
<p>There are a few special-purpose refs that do not begin with <code>refs/</code>.
The most notable example is <code>HEAD</code>.</p>
</div>
</dd>
<dt class="hdlist1"><a id="def_reflog"></a>reflog</dt>
<dd>
<p>A reflog shows the local "history" of a ref.  In other words,
it can tell you what the 3rd last revision in <em>thi