Running out of space, how can I reduce usage, is there a way to get rid of old info

[scotthanks]

can I remove old commits or PRs to reduce space or start clean?

[Mikael Sandberg]

Hi @scotthanks,

Welcome to Atlassian Community!

Pull requests are not consuming space, but your commits are. There are different ways of rewriting the repository history, have a look at this guide  from Atlassian, and this blog post on how to remove old commits.