ref: 1d0f8a7e512e5abfea9c5d2fdf2fb4c05efc720b
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>