Failed to list versions for net.minecraftforge.gradle:ForgeGradle.

[Intrigger]

FAILURE: Build failed with an exception.

* What went wrong:
A problem occurred configuring root project 'forge-1.16.5-36.2.39-mdk'.
> Could not resolve all files for configuration ':classpath'.
   > Could not resolve net.minecraftforge.gradle:ForgeGradle:5.1.+.
     Required by:
         project :
      > Failed to list versions for net.minecraftforge.gradle:ForgeGradle.
         > Unable to load Maven meta-data from https://maven.minecraftforge.net/net/minecraftforge/gradle/ForgeGradle/maven-metadata.xml.
            > Could not HEAD 'https://maven.minecraftforge.net/net/minecraftforge/gradle/ForgeGradle/maven-metadata.xml'.
               > Read timed out


Something wrong with their servers?

[ChampionAsh5357]

Try running it now. The maven when down for a few hours yesterday.