roles/archweb: Changes to the way archweb version is used

The archweb_version was on apollo's host_vars. This was removed in
favour of it being on the defaults for the role. Also, a new var
was introduced to configure the repository used for archweb.

host_vars/apollo.archlinux.org

@@ -16,5 +16,4 @@ postgres_backup_dir: "/var/lib/postgres/backup"
 mysql_backup_dir: "/root/backup-mysql"
 mysql_backup_defaults: "/root/.backup-my.cnf"
 
-archweb_version: a4cc538c3bb9a23e6b77ccc03a279185863efd3c
 kanboard_version: "v1.2.0"

roles/archweb/defaults/main.yml

@@ -6,6 +6,8 @@ archweb_domains_redirects:
         'master-key.archlinux.org': '/master-keys'
         'dev.archlinux.org': '/'
         'packages.archlinux.org': '/packages$1'
+archweb_repository: 'https://git.archlinux.org/archweb.git'
+archweb_version: 5538aa8799788e19a1691bd3c2e889bb088e654b
 archweb_site: true
 archweb_mirrorcheck: false
 archweb_mirrorresolv: false
@@ -32,4 +34,3 @@ archweb_db_dbscripts_table_objs: 'mirrors_mirror,mirrors_mirrorrsync'
 archweb_db_backup_user: 'archweb_backup'
 archweb_db_backup_table_objs: 'ALL_IN_SCHEMA'
 archweb_db_backup_sequence_objs: 'ALL_IN_SCHEMA'
-archweb_version: HEAD

roles/archweb/tasks/main.yml

@@ -27,7 +27,7 @@
 
 - name: clone archweb repo
   git: >
-    repo=https://git.archlinux.org/archweb.git
+    repo={{ archweb_repository }}
     dest="{{ archweb_dir }}"
     version={{ archweb_version }}
   become: true