remove flag logic

kustomize/internal/commands/build/build.go

@@ -76,7 +76,6 @@ func NewCmdBuild(out io.Writer) *cobra.Command {
 	addFlagLoadRestrictor(cmd.Flags())
 	addFlagEnablePlugins(cmd.Flags())
 	addFlagReorderOutput(cmd.Flags())
-	addFlagEnableDeepClone(cmd.Flags())
 	cmd.AddCommand(NewCmdBuildPrune(out))
 	return cmd
 }
@@ -106,7 +105,6 @@ func (o *Options) makeOptions() *krusty.Options {
 		DoLegacyResourceSort: o.outOrder == legacy,
 		LoadRestrictions:     getFlagLoadRestrictorValue(),
 		DoPrune:              false,
-		DoDeepGitClone:       isFlagEnableDeepCloneSet(),
 	}
 	if isFlagEnablePluginsSet() {
 		c, err := konfig.EnabledPluginConfig()

kustomize/internal/commands/build/flagenabledeepclone.go

@@ -1,29 +0,0 @@
-// Copyright 2019 The Kubernetes Authors.
-// SPDX-License-Identifier: Apache-2.0
-
-package build
-
-import (
-	"github.com/spf13/pflag"
-)
-
-const (
-	flagEnableDeepCloneName = "enable_deep_clone"
-	flagEnableDeepCloneHelp = `enable deep git cloning.
-See https://github.com/kubernetes-sigs/kustomize/issues/1452
-`
-)
-
-var (
-	flagEnableDeepCloneValue = false
-)
-
-func addFlagEnableDeepClone(set *pflag.FlagSet) {
-	set.BoolVar(
-		&flagEnableDeepCloneValue, flagEnableDeepCloneName,
-		false, flagEnableDeepCloneHelp)
-}
-
-func isFlagEnableDeepCloneSet() bool {
-	return flagEnableDeepCloneValue
-}