This plugin was removed in the Cognite Toolkit v0.4.0. Use the cdf modules pull command instead.
The plugin assumes that the configuration is already governed by the Cognite Toolkit. You can not pull down a configuration that is not governed by the Cognite Toolkit.
Enable the plugin in the cdf.toml file
...
[plugins]
pull = true
Pull the configuration
Follow the prompts to select the configuration you want to pull.
For up-to-date information on the available resources to pull, use the cdf pull --help command.