Yu can freeze it. either in a ball or roll it into cookies or gingerbread man shapes and freeze. If you shape the dough into cookies, you can pop them frozen into the oven.
//You can keep unbaked biscuit/cookie dough in your fridge for up to 3 days before baking or freeze for a month. ... When it's time to make your gingerbread biscuits remove the dough from the freezer and leave to defrost for 3-4 hours until it is soft enough to roll out.//