Merge pull request #17058 from deads2k/fix-client-cache

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pkg/kubectl/cmd/util/clientcache.go

@@ -68,6 +68,11 @@ func (c *ClientCache) ClientConfigForVersion(version string) (*client.Config, er
 	client.SetKubernetesDefaults(&config)
 	c.configs[version] = &config
 
+	// `version` does not necessarily equal `config.Version`.  However, we know that we call this method again with
+	// `config.Version`, we should get the the config we've just built.
+	configCopy := config
+	c.configs[config.Version] = &configCopy
+
 	return &config, nil
 }