ref: 2d4a2c5c2065a32b6b5bd6a0e887af1574a8dfec
dir: /sys/lib/python/mercurial/templates/rss/changelog.tmpl/
{header}
<title>{repo|escape} Changelog</title>
<description>{repo|escape} Changelog</description>
{entries%changelogentry}
</channel>
</rss>