update doc

pkg/options/options.go

@@ -121,7 +121,7 @@ func (o *Options) AddFlags(cmd *cobra.Command) {
 
 	o.cmd.Flags().BoolVar(&o.CustomResourcesOnly, "custom-resource-state-only", false, "Only provide Custom Resource State metrics (experimental)")
 	o.cmd.Flags().BoolVar(&o.EnableGZIPEncoding, "enable-gzip-encoding", false, "Gzip responses when requested by clients via 'Accept-Encoding: gzip' header.")
-	o.cmd.Flags().BoolVar(&o.EnableUnscheduledPodsFetching, "enable-unscheduled-pods-fetching", false, "This configuration is used in conjunction with node configuration. When this configuration is true, node configuration is empty and the metric of no scheduled pods is scraped. This is experimental.")
+	o.cmd.Flags().BoolVar(&o.EnableUnscheduledPodsFetching, "enable-unscheduled-pods-fetching", false, "This configuration is used in conjunction with node configuration. When this configuration is true, node configuration is empty and the metric of unscheduled pods is fetched from the Kubernetes API Server. This is experimental.")
 	o.cmd.Flags().BoolVarP(&o.Help, "help", "h", false, "Print Help text")
 	o.cmd.Flags().BoolVarP(&o.UseAPIServerCache, "use-apiserver-cache", "", false, "Sets resourceVersion=0 for ListWatch requests, using cached resources from the apiserver instead of an etcd quorum read.")
 	o.cmd.Flags().Int32Var(&o.Shard, "shard", int32(0), "The instances shard nominal (zero indexed) within the total number of shards. (default 0)")