$ git clone https://github.com/apache/lucene-solr.git solr
$ cd solr
$ ./gradlew tasks
FAILURE: Build failed with an exception.
* What went wrong:
A problem occurred configuring root project 'solr'.
> A problem occurred configuring project ':solr'.
> This plugin doesn't work if the root project shares both group and name with a subproject. Consider adding the following to settings.gradle:
rootProject.name = 'solr-root'