# Variables On this page all important variables defined for daily usage are documented. All variables mentioned here can be declared in a `yaml` configuration file. Have a look at the [configuration](./index.md#configuration) chapter for details on where to find the configuration directory. The following configuration variables are available and can be set to your liking: | Name | Type | Default value | Description | | ---------------------------------- | ---- | ------------------------------------------------- | -------------------------------------------------------------------------------- | | `forge_git_repository_url` | str | | Git repository url | | `forge_git_repository_destination` | str | `{{ forge_data_volume_mountpoint }}`/data/bluefin | Git destination where repository is cloned to. Can be any directory on your host | | `forge_git_repository_version` | str | main | Git repository branch or tag or commit version | | `forge_registry_url` | str | registry.ublue.local | Container registry url | **_Note:_** The `{{ forge_data_volume_mountpoint }}` points to your ublue-os_forge-data podman volume.