func golang.org/x/mod/module.CheckImportPath

2 uses

	golang.org/x/mod/module (current package)
		module.go#L361: func CheckImportPath(path string) error {

	go.pact.im/x/plumb/internal/cli
		cli.go#L144: 	if err := module.CheckImportPath(importPath); err != nil {