private static final String GRADLE_LIBS_REPO_URL = "https://repo.gradle.org/gradle/list/libs-releases";
    private static final String GRADLE_LIBS_REPO_OVERRIDE_VAR = "GRADLE_LIBS_REPO_OVERRIDE";
    private static final Pattern FILE_NAME_PATTERN = Pattern.compile("(groovy(-.+?)?)-(\\d.+?)\\.jar");

    private final DetachedResolver resolver;