When requesting gerrit.wikimedia.org without HTTPS, HTTP 403 Forbidden is responded with.
xtex@xtex ~ (main)> curl -i gerrit.wikimedia.org HTTP/1.1 403 Forbidden Date: Fri, 17 May 2024 14:28:04 GMT Server: Apache Content-Length: 199 Content-Type: text/html; charset=iso-8859-1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"> <html><head> <title>403 Forbidden</title> </head><body> <h1>Forbidden</h1> <p>You don't have permission to access this resource.</p> </body></html>
There should be a redirect to https (maybe?).