@Override
            public T get() {
                return owned;
            }
Creates a reference to a value that is mutable and does not need to be
copied when {@link #get()} is called.

@param owned Value to reference.
@param <T> Type of value being referenced.
@return Returns the reference.
smithy-utils/src/main/java/software/amazon/smithy/utils/CopyOnWriteRef.java