JSFiddle - React, Tailwind, and code Playground

HTML

<select>
    <option value="1" selected data-original>repa</option>
    <option value="2">retek</option>
    <option value="3">mogyoro</option>
    <option value="4">rigo</option>
</select>
<button>clicky-clicky</button>

JavaScript

$(function(){
    $('button').click(function(){
        var $select = $('select');
        var original_value = $select.find('option[data-original]').val();
        var current_value = $select.val();
        
        alert('original was:' + original_value + "\ncurrent:" + current_value);
    });
});