Use default French mirror of Debian 8 (jessie) - main & contrib

sources-list-jessie.sh

#!/bin/bash
# Generator used : https://debgen.simplylinux.ch/
printf "#------------------------------------------------------------------------------#
#                   OFFICIAL DEBIAN REPOS                                      #
#------------------------------------------------------------------------------#

###### Debian Main Repos
deb http://ftp.fr.debian.org/debian/ jessie main contrib
deb-src http://ftp.fr.debian.org/debian/ jessie main contrib

deb http://ftp.fr.debian.org/debian/ jessie-updates main contrib
deb-src http://ftp.fr.debian.org/debian/ jessie-updates main contrib

deb http://security.debian.org/ jessie/updates main
deb-src http://security.debian.org/ jessie/updates main
" > /etc/apt/sources.list
#update list of available packages
apt update
# enables the usage of "https://…" in the /etc/apt/sources.list
apt install apt-transport-https ca-certificates curl