Perpetually Debian Jessie via NGINX

etc-apt-sources.list

deb http://example.com/jessie jessie main
deb http://example.com/jessie-security jessie main
deb http://example.com/jessie jessie-updates main

nginx.conf

server {
	// ...

	location ~ ^/jessie/dists/jessie(.*) {
		return 302 http://deb.debian.org/debian/dists/stable$1;
	}
	location ~ ^/jessie/(pool.*) {
		return 302 http://deb.debian.org/debian/$1;
	}
	location ~ ^/jessie-security/dists/jessie(.*) {
		return 302 http://deb.debian.org/debian-security/dists/stable-updates$1;
	}
	location ~ ^/jessie-security/(pool.*) {
		return 302 http://deb.debian.org/debian-security/$1;
	}

	// ...
}