You can download it from Curse.
Setting up Forge Gradle
To set up Forge Gradle, run
To generate an IDE project, run
gradlew eclipse (for Eclipse) or
gradlew idea (for IntelliJ IDEA).
gradlew build. The required dependencies will be downloaded automatically.
To run in a release environment, you'll need the mod itself, Chisel 2 and BuildCraft in your mods folder.