Could not resolve all dependenci

Error:Execution failed for task ':app:compileRetrolambdaDongdongDebug'.

Could not resolve all dependencies for configuration ':app:retrolambdaConfig'.
Could not download retrolambda.jar (net.orfjackal.retrolambda:retrolambda:2.3.0)
Could not get resource 'https://jcenter.bintray.com/net/orfjackal/retrolambda/retrolambda/2.3.0/retrolambda-2.3.0.jar'.
Could not HEAD 'https://jcenter.bintray.com/net/orfjackal/retrolambda/retrolambda/2.3.0/retrolambda-2.3.0.jar'.
Connect to d29vzk4ow07wi7.cloudfront.net:443 [d29vzk4ow07wi7.cloudfront.net/13.33.227.39, d29vzk4ow07wi7.cloudfront.net/13.33.227.211, d29vzk4ow07wi7.cloudfront.net/13.33.227.52, d29vzk4ow07wi7.cloudfront.net/13.33.227.191] failed: Read timed out