The package golang-github-jackc-pgproto3 2.2.0-2 has been added to kali-rolling. It has been imported from Debian: https://tracker.debian.org/pkg/golang-github-jackc-pgproto3 -- More information about golang-github-jackc-pgproto3: http://pkg.kali.org/pkg/golang-github-jackc-pgproto3