(repo git "git://github.com/ThomasHintz/chicken-scheme-{egg-name}.git")   ; optional

(uri targz "https://github.com/ThomasHintz/chicken-scheme-{egg-name}/tarball/{egg-release}")
(release "1")
(release "2")
(release "3")
(release "4")
(release "5")
(release "6")