The package golang-github-m3db-prometheus-client-model 0.2.1-1 has been added to kali-rolling. It has been imported from Debian: https://tracker.debian.org/pkg/golang-github-m3db-prometheus-client-model -- More information about golang-github-m3db-prometheus-client-model: http://pkg.kali.org/pkg/golang-github-m3db-prometheus-client-model