You can clone with
HTTPS or Subversion.
Move to YAML.
Change universe/linux/core2 repository name
Add few packages
Well, starting to think a bit about binaries.
Updated to new syntax.
Nokogiri goes batshit with DTD.
I don't have an x86 machine right now, so core2.
Moved the repository to x86.xml.
Went on with the XML definition.