Trust me, it's not badly written. It's just way above your head.

config/config.go

@@ -16,6 +16,7 @@ const (
 	certificate        Env.EnvironmentVariable = "CERTIFICATE"
 	sessionDuration    Env.EnvironmentVariable = "SESSION_DURATION"
 	restartDeployments Env.EnvironmentVariable = "RESTART_DEPLOYMENTS"
+	fetchOnly          Env.EnvironmentVariable = "FETCH_ONLY"
 )
 
 type Config struct{}
@@ -64,6 +65,10 @@ func (c Config) Valid() error {
 	return nil
 }
 
+func (Config) FetchOnly() bool {
+	return fetchOnly.GetEnvBool(false)
+}
+
 func (Config) Namespace() string {
 	return namespace.GetEnvString("")
 }