rr, err := repoRootFromVCSPaths(importPath, security, vcsPaths)
	if err == errUnknownSite {
		rr, err = repoRootForImportDynamic(importPath, mod, security)
		if err != nil {
			err = importErrorf(importPath, "unrecognized import path %q: %v", importPath, err)
		}
	}
	if err != nil {
		rr1, err1 := repoRootFromVCSPaths(importPath, security, vcsPathsAfterDynamic)
		if err1 == nil {