The package golang-github-go-xorm-core 0.5.7+git20170909.0.da1adaf-2 has been added to kali-rolling. It has been imported from Debian: https://tracker.debian.org/pkg/golang-github-go-xorm-core -- More information about golang-github-go-xorm-core: http://pkg.kali.org/pkg/golang-github-go-xorm-core