Tip of the day: Unfuddle DMP format and lesser-known git commands

While exporting a project from Unfuddle in order to import its issues to Jira, I took a look at the other files beyond backup.xml and the media/ directory. Turns out that when Unfuddle provides you with a project backup, it includes the repositories in an undocumented (on their site, at least) format, under the dmp file extension. Let's find out how to actually use these.