func releaseTag(version string) (string, time.Time) {
	relPrefix := "DEVELOPMENT"
	if prefix := os.Getenv("MINIO_RELEASE"); prefix != "" {
		relPrefix = prefix
	}

	relSuffix := ""
	if hotfix := os.Getenv("MINIO_HOTFIX"); hotfix != "" {
		relSuffix = hotfix
	}

	relTag := strings.Replace(version, " ", "-", -1)
	relTag = strings.Replace(relTag, ":", "-", -1)
	t, err := time.Parse("2006-01-02T15-04-05Z", relTag)
	if err != nil {