com/android/tools/build/builder/maven-metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<metadata>
  <groupId>com.android.tools.build</groupId>
  <artifactId>builder</artifactId>
  <versioning>
    <release>3.2.0-alpha16</release>
    <versions>
      <version>3.2.0-alpha16</version>
    </versions>
    <lastUpdated>20180518181703</lastUpdated>
  </versioning>
</metadata>