ref: 1b7d0e1cb7f17bc3a92ea6286f8e31e4a01ded0c
dir: /sys/lib/python/mercurial/templates/rss/filelog.tmpl/
{header}
<title>{repo|escape}: {file|escape} history</title>
<description>{file|escape} revision history</description>
{entries%filelogentry}
</channel>
</rss>