(repo git "git://github.com/Zipheir/srfi-209-chicken.git") (uri targz "https://codeload.github.com/Zipheir/srfi-209-chicken/archive/refs/tags/{egg-release}.tar.gz") (release "0.1") (release "0.2") (release "1.1") (release "1.2") (release "1.2.1") (release "1.2.2") (release "1.3.0") (release "1.3.1") (release "1.4.2")