You can file a petition for child custody in your county's Superior Court. If you are divorcing, the petition will be included in your divorce papers.1. Fill out the forms. While a petition for paternity is pending, a party to the action (usually the mother of the child) may file a motion for a temporary order of child support. Click here to go the Georgia Child Support Calculator and complete the worksheets. Proof of physical custody of a minor child or dependent child;. Current income information (i.e. A temporary order dictates legal and physical custody and child support throughout the litigation process or settlement process. You can find information on this page about how to ask for temporary orders, and how to respond to a motion for temporary orders filed against you. Forms must be printed and filed as an original in the Clerk of Superior Court's office located at 701 H Street, Brunswick, GA 31520.