var goV string
	for _, m := range mms.Versions() {
		if mms.ModRoot(m) == "" && m.Path == "command-line-arguments" {
			// This is not a real module.
			// TODO(#49228): Remove this special case once the special
			// command-line-arguments module is gone.
			continue
		}

		// Use EnterModule to reset the global state in modload to be in

	// the modRoots of the main modules.
	// modRoots != nil implies len(modRoots) > 0
	modRoots []string
	gopath   string
)

// EnterModule resets MainModules and requirements to refer to just this one module.
func EnterModule(ctx context.Context, enterModroot string) {
	MainModules = nil // reset MainModules
	requirements = nil
	workFilePath = "" // Force module mode
	modfetch.Reset()