config_override-8.x-1.x-dev/config_override.services.yml

services:
  config_override.override_site:
    class: \Drupal\config_override\SiteConfigOverrides
    arguments: ['%app.root%', '@cache.data']
    tags:
      - { name: config.factory.override }
  config_override.override_modules:
    class: \Drupal\config_override\ModuleConfigOverrides
    arguments: ['%app.root%', '@module_handler', '@cache.data']
    tags:
      - { name: config.factory.override }