Sites like Minifigs.me offer personalized competitive cyclists where you can approximate the iconic black and blue kit.
If you just want a professional cycling team set, LEGO released a series of promotional sets for the (Sets 1196–1199). These include pink bicycles, riders, and service crews, and are the only official Pro Tour sets ever produced. team sky lego to buy
Since there is no "buy it now" official set, most fans use these methods to create their own: Sites like Minifigs
You can design your own torso to mimic the Team Sky jersey using the LEGO Minifigure Factory at select flagship stores or online. and service crews