location /robots.txt { alias /usr/share/nginx/www/XXXX/robots.txt; }
location /google2873916632b29505.html { alias /usr/share/nginx/www/XXXX/googleXXXXX.html; }
Contenido del fichero robots.txt para definir el sitemap.
User-agent: *
Sitemap: http://XXXXXX/doku.php?do=sitemap