source

files/source/debian/sources.list

+deb http://deb.debian.org/debian buster main contrib non-free
+deb http://deb.debian.org/debian buster-updates main contrib non-free
+deb http://security.debian.org/debian-security buster/updates main
+deb http://deb.debian.org/debian buster-backports main contrib non-free
+deb http://deb.debian.org/debian buster-proposed-updates main contrib non-free
+
+deb-src http://deb.debian.org/debian buster main contrib non-free
+deb-src http://deb.debian.org/debian buster-updates main contrib non-free
+deb-src http://security.debian.org/debian-security buster/updates main
+deb-src http://deb.debian.org/debian buster-backports main contrib non-free
+deb-src http://deb.debian.org/debian buster-proposed-updates main contrib non-free

files/source/ubuntu/sources.list

+# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
+# newer versions of the distribution.
+deb http://archive.ubuntu.com/ubuntu bionic main restricted
+# deb-src http://archive.ubuntu.com/ubuntu bionic main restricted
+
+## Major bug fix updates produced after the final release of the
+## distribution.
+deb http://archive.ubuntu.com/ubuntu bionic-updates main restricted
+# deb-src http://archive.ubuntu.com/ubuntu bionic-updates main restricted
+
+## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
+## team. Also, please note that software in universe WILL NOT receive any
+## review or updates from the Ubuntu security team.
+deb http://archive.ubuntu.com/ubuntu bionic universe
+# deb-src http://archive.ubuntu.com/ubuntu bionic universe
+deb http://archive.ubuntu.com/ubuntu bionic-updates universe
+# deb-src http://archive.ubuntu.com/ubuntu bionic-updates universe
+
+## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
+## team, and may not be under a free licence. Please satisfy yourself as to
+## your rights to use the software. Also, please note that software in
+## multiverse WILL NOT receive any review or updates from the Ubuntu
+## security team.
+deb http://archive.ubuntu.com/ubuntu bionic multiverse
+# deb-src http://archive.ubuntu.com/ubuntu bionic multiverse
+deb http://archive.ubuntu.com/ubuntu bionic-updates multiverse
+# deb-src http://archive.ubuntu.com/ubuntu bionic-updates multiverse
+
+## N.B. software from this repository may not have been tested as
+## extensively as that contained in the main release, although it includes
+## newer versions of some applications which may provide useful features.
+## Also, please note that software in backports WILL NOT receive any review
+## or updates from the Ubuntu security team.
+deb http://archive.ubuntu.com/ubuntu bionic-backports main restricted universe multiverse
+# deb-src http://archive.ubuntu.com/ubuntu bionic-backports main restricted universe multiverse
+
+## Uncomment the following two lines to add software from Canonical's
+## 'partner' repository.
+## This software is not part of Ubuntu, but is offered by Canonical and the
+## respective vendors as a service to Ubuntu users.
+# deb http://archive.canonical.com/ubuntu bionic partner
+# deb-src http://archive.canonical.com/ubuntu bionic partner
+
+deb http://security.ubuntu.com/ubuntu bionic-security main restricted
+# deb-src http://security.ubuntu.com/ubuntu bionic-security main restricted
+deb http://security.ubuntu.com/ubuntu bionic-security universe
+# deb-src http://security.ubuntu.com/ubuntu bionic-security universe
+deb http://security.ubuntu.com/ubuntu bionic-security multiverse
+# deb-src http://security.ubuntu.com/ubuntu bionic-security multiverse

source.yml

+---
+- hosts: source
+  remote_user: root
+  tasks:
+    - name: source
+      become: true
+      copy:
+        src: 'files/source/{{ansible_distribution|lower}}/sources.list'
+        dest: /etc/apt/sources.list
+    - name: apt check
+      become: true
+      apt:
+        update_cache: true