[Plugin: Custom Field Template] How to remove wrapped html tags

Hello I’m using the shortcode to get an entered url <?php do_shortcode(‘[cft key=GalleryMainCategory]’); ?> but, I get the following:

• http://testingdomain.com

, i wanted to get only the url with out html tags, this is posible?

http://wordpress.org/extend/plugins/custom-field-template/