At some point in the recent past, kernel.org stopped hosting ALL git content.  This seems to be a bit of a dramatic change.

<p>The content has moved elsewhere:

<ul>
<li>official git repo: <a href="https://github.com/gitster/git">https://github.com/gitster/git</a>, and <a href="http://git.661346.n2.nabble.com/What-s-cooking-in-git-git-Dec-2011-09-Tue-27-td7131348.html">various other places</a>
</ul>