FAILURE: Build failed with an exception.

* What went wrong:
A problem occurred configuring root project 'SuperCircuitMaker-1.18.X'.
> Could not resolve all files for configuration ':classpath'.
   > Could not resolve org.spongepowered:mixingradle:0.7-SNAPSHOT.
     Required by:
         project :
      > Could not resolve org.spongepowered:mixingradle:0.7-SNAPSHOT.
         > Unable to load Maven meta-data from https://repo.spongepowered.org/m ... maven-metadata.xml.
            > Could not GET 'https://repo.spongepowered.org/maven/org/spongepowered/mixingradle/0.7-SNAPSHOT/maven-metadata.xml'.
               > repo.spongepowered.org

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