clone کردن select2 با jQuery

$('.select2').select2();

$('#add-supply').click(function () {
    $element=$('select.select2');
    $element.each(function(i,item){
        $(item).data('select2').destroy();
    });
    var noOfDivs = $('.supply-row0').length;
    var clonedDiv = $('.supply-row0').first().clone(true);
    clonedDiv.insertBefore("#tool-placeholder");
    clonedDiv.attr('id', 'select2' + noOfDivs);

    $('.select2').select2();
});

<div class="row supply-row0" id="supply-row0">
        <div class="form-group col-md-2">
            <select name="colors[]" class="select2 form-control block ">
                <option value="none" selected="" disabled="">انتخاب رنگ</option>
                <option value="">بدون رنگ</option>
                @foreach($colors as $color)
                    <option value="{{$color->id}}" {{ old('colors') == $color->id ? 'selected' : '' }}>{{$color->title}}</option>
                @endforeach
            </select>
        </div>
        <div class="form-group col-md-2">
            <select name="sizes[]" class="select2 form-control block" id="">
                <option value="none" selected="" disabled="">انتخاب سایز</option>
                <option value="">بدون سایز</option>
                @foreach($sizes as $size)
                    <option value="{{$size->id}}" {{ old('sizes') == $size->id ? 'selected' : '' }}>{{$size->title}}</option>
                @endforeach
            </select>
        </div>
        <div class="form-group col-md-3">
            <div class="input-group">
                <input name="prices[]" type="text" class="form-control" placeholder="قیمت اصلی" aria-label=""  value="{{old('prices')}}">
                <div class="input-group-append">
                    <span class="input-group-text">تومان</span>
                </div>
            </div>
        </div>
        <div class="form-group col-md-2">
            <input type="text" class="form-control" placeholder="تعداد" aria-label="" name="count[]" value="{{old('count')}}">
        </div>
        <div class="form-group col-md-3">
            <select name="unit_id" class="select2 form-control block" id="">
                <option value="none" selected="" disabled="">واحد اندازه گیری</option>
                @foreach($units as $unit)
                    <option value="{{$unit->id}}" {{ old('units') == $unit->id ? 'selected' : '' }}>{{$unit->title}}</option>
                @endforeach
            </select>
        </div>
    </div>
    <div id="tool-placeholder"></div>

</div>