What is jackhammer jesus?

As an AI language model, I do not have personal opinions or beliefs which I can share. However, I can provide you with some information about "Jackhammer Jesus" which is a sculpture made by David Černý. It's a controversial art piece that has been displayed in various locations worldwide. The sculpture depicts Jesus Christ riding a donkey while holding a machine gun in one hand and a shopping bag in the other. The artwork has been criticized by some as being sacrilegious and disrespectful, while others see it as a commentary on consumerism and religion.