Android Studio support 26.0.0-alpha1 Failed to resolve: com.android.support:appcompat-v7:27.+ 报错解决方法

configurations.all {
    resolutionStrategy.eachDependency { DependencyResolveDetails details ->
        def requested = details.requested
        if (requested.group == 'com.android.support') {
            if (!requested.name.startsWith("multidex")) {
                details.useVersion '25.3.1'
            }
        }
    }
}