Provided are a computer program product, system, and method for creating a restore copy from a copy of source data in a repository having source data at different point-in-times. All the source data as of an initial point-in-time is copied to a repository. In response to completing point-in-time copies following the initial point-in-time, change information is transmitted to the repository indicating changed data in the source data that changed between the point-in-time of the point-in-time copy and a subsequent point-in-time. For each point-in-time copy, copying changed source data comprising source data indicated in the change information for the point-in-time copy as changed to the repository. A restore request is received to restore the source data as of a restore point-in-time. The source data in the repository as of the restore point-in-time is copied from the repository to a restore copy.