Use Proxmox and Grafana mirrors

roles/grafana/tasks/main.yml

 ---
-- name: Install APT HTTPS support
-  apt:
-    name:
-      - apt-transport-https
-      - gpg
-    state: present
-    update_cache: true
-  register: apt_result
-  retries: 3
-  until: apt_result is succeeded
-
 - name: Import Grafana GPG signing key
   apt_key:
     url: https://packages.grafana.com/gpg.key
@@ -21,7 +10,7 @@
 
 - name: Add Grafana repository
   apt_repository:
-    repo: deb https://packages.grafana.com/oss/deb stable main
+    repo: deb http://mirror.adm.crans.org/grafana/oss/deb stable main
     state: present
     update_cache: true
 

roles/proxmox-apt-sources/templates/apt/sources.list.d/pve-enterprise.list.j2

 {{ ansible_header | comment }}
-deb     http://download.proxmox.com/debian/pve {{ ansible_lsb.codename }} pve-no-subscription
+deb     http://mirror.adm.crans.org/proxmox/debian/pve {{ ansible_lsb.codename }} pve-no-subscription