modules/core/server/views/sitemap.dust
<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
{#data.urls}
<url>
<loc>{url|base}</loc>
<lastmod>{lastmod}</lastmod>
<changefreq>{changefreq}</changefreq>
<priority>{priority}</priority>
</url>
{/data.urls}
</urlset>