Clarify --no-skip-checkout flag (#2687)

cmd/root.go

@@ -115,7 +115,7 @@ func createRootCommand(ctx context.Context, input *Input, version string) *cobra
 	rootCmd.PersistentFlags().StringVarP(&input.artifactServerPath, "artifact-server-path", "", "", "Defines the path where the artifact server stores uploads and retrieves downloads from. If not specified the artifact server will not start.")
 	rootCmd.PersistentFlags().StringVarP(&input.artifactServerAddr, "artifact-server-addr", "", common.GetOutboundIP().String(), "Defines the address to which the artifact server binds.")
 	rootCmd.PersistentFlags().StringVarP(&input.artifactServerPort, "artifact-server-port", "", "34567", "Defines the port where the artifact server listens.")
-	rootCmd.PersistentFlags().BoolVarP(&input.noSkipCheckout, "no-skip-checkout", "", false, "Do not skip actions/checkout")
+	rootCmd.PersistentFlags().BoolVarP(&input.noSkipCheckout, "no-skip-checkout", "", false, "Use actions/checkout instead of copying local files into container")
 	rootCmd.PersistentFlags().BoolVarP(&input.noCacheServer, "no-cache-server", "", false, "Disable cache server")
 	rootCmd.PersistentFlags().StringVarP(&input.cacheServerPath, "cache-server-path", "", filepath.Join(CacheHomeDir, "actcache"), "Defines the path where the cache server stores caches.")
 	rootCmd.PersistentFlags().StringVarP(&input.cacheServerAddr, "cache-server-addr", "", common.GetOutboundIP().String(), "Defines the address to which the cache server binds.")