If you are the sponsor of a bill, what can you do to keep it from being pigeonholed?

The sponsor can file a discharge petition

Explanation:

A discharge petition withholds the committee from further consideration of a bill or resolution. It is a means of bringing a bill to the floor for consideration without any report from the committee.

The sponsor can file a discharge petition to keep the bill from being pigeonholed.

Pigeonhole means not to assign or hear debate on the bill.