ref: 03eeebb97f014c29a4dd25d873fc6ad50da48f15
dir: /sys/lib/python/mercurial/templates/paper/notfound.tmpl/
{header}
<title>Mercurial repository not found</title>
</head>
<body>
<h2>Mercurial repository not found</h2>
The specified repository "{repo|escape}" is unknown, sorry.
Please go back to the <a href="{url}">main repository list page</a>.
{footer}