ar to <code>&lt;start_point&gt;</code> by easily running
<code>git commit -a</code> to make the root commit.</p>
</div>
<div class="paragraph">
<p>This can be useful when you want to publish the tree from a commit
without exposing its full history. You might want to do this to publish
an open source branch of a project whose current tree is "clean", but
whose full history contains proprietary or otherwise encumbered bits of
code.</p>
</div>
<div class="paragraph">
<p>If you want to start a disconnected hist