The package golang-github-sergi-go-diff 0.0~git20170409.0.feef008-2 has been added to kali-rolling. It has been imported from Debian: https://tracker.debian.org/pkg/golang-github-sergi-go-diff -- More information about golang-github-sergi-go-diff: http://pkg.kali.org/pkg/golang-github-sergi-go-diff