How to serve the content of a different website in Plesk for Linux?

Question

How to serve the content of a different website in Plesk for Linux?

Answer

1. Log into Plesk

2. Navigate to Domains > example.com > Hosting & DNS > Apache & Nginx Settings
3. Add the following additional nginx directives:
   

   CONFIG_TEXT: location ~ ^/(?!.well-known).*$ {
   proxy_pass https://example.org;
   proxy_set_header X-Real-IP $remote_addr;
   proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
   }