EDIT
<?php if ($removeUrl = Mage::helper('layerednavigation')->getRemoveUrl($this->_filter)): ?>
<div class="filter-act">
<a class="btn-remove" href="<?php echo $removeUrl ?>" title="<?php echo $this->__('Clear All') ?>"><?php echo $this->__('Clear All') ?></a>
</div>
<?php endif ?>
<ol>
<?php foreach ($this->getItems() as $_item): ?>
<?php if($_item->getLabel() == 'Hawkeye'):?>
<?php continue; ?>
<?php endif;?>
<li>
<?php $inputId = $_item->getFilter()->getRequestVar().'_'.$_item->getValue() ?>
<input type="checkbox" id="<?php echo $inputId ?>" name="<?php echo $_item->getFilter()->getRequestVar(); ?>" value="<?php echo $this->urlEscape($_item->getUrl(true)) ?>" <?php if ($_item->isSelected()):?>checked="checked"<?php endif ?> />
<label for="<?php echo $inputId ?>"><?php echo $_item->getLabel() ?>
<?php if ($this->shouldDisplayProductCount()): ?>
<span class="em_count">(<?php echo $_item->getCount() ?>)</span>
<?php endif ?>
</label>
</li>
<?php endforeach ?>
</ol>