The package golang-github-spf13-afero 0.0~git20151221.0.e7cb826-1 has been added to kali-rolling. It has been imported from Debian: https://tracker.debian.org/pkg/golang-github-spf13-afero -- More information about golang-github-spf13-afero: http://pkg.kali.org/pkg/golang-github-spf13-afero