from: cmd
to: pkg
evidence:
 - file: "cmd/prometheus/main.go"
   contains "    "github.com/prometheus/prometheus/pkg/relabel""

from: cmd
to: pkg
evidence:
 - file: "cmd/promtool/unittest.go"
   contains "    "github.com/prometheus/prometheus/pkg/labels""

from: cmd
to: pkg
evidence:
 - file: "cmd/promtool/main.go"
   contains "    "github.com/prometheus/prometheus/pkg/rulefmt""