The package golang-gopkg-macaroon.v2 0.0~git20171017.bed2a42-3 has been added to kali-rolling. It has been imported from Debian: https://tracker.debian.org/pkg/golang-gopkg-macaroon.v2 -- More information about golang-gopkg-macaroon.v2: http://pkg.kali.org/pkg/golang-gopkg-macaroon.v2