fix fixture for #17922

pkg/client/testing/core/fixture.go

@@ -153,12 +153,8 @@ func NewObjects(scheme ObjectScheme, decoder runtime.Decoder) ObjectRetriever {
 }
 
 func (o objects) Kind(kind unversioned.GroupVersionKind, name string) (runtime.Object, error) {
-	// TODO our test clients deal in internal versions.  We need to plumb that knowledge down here
-	// we might do this via an extra function to the scheme to allow getting internal group versions
-	// I'm punting for now
-	kind.Version = ""
-
-	empty, _ := o.scheme.New(kind)
+	kind.Version = runtime.APIVersionInternal
+	empty, err := o.scheme.New(kind)
 	nilValue := reflect.Zero(reflect.TypeOf(empty)).Interface().(runtime.Object)
 
 	arr, ok := o.types[kind.Kind]