attempt adding it back here

buildSrc/build.gradle.kts

@@ -12,6 +12,10 @@ repositories {
         name = "EngineHub"
         url = uri("https://maven.enginehub.org/repo/")
     }
+    maven {
+        name = "FabricMC"
+        url = uri("https://maven.fabricmc.net/")
+    }
 }
 
 val properties = Properties().also { props ->

buildSrc/src/main/kotlin/CommonConfig.kt

@@ -15,6 +15,10 @@ fun Project.applyCommonConfiguration() {
             name = "EngineHub"
             url = uri("https://maven.enginehub.org/repo/")
         }
+        maven {
+            name = "FabricMC"
+            url = uri("https://maven.fabricmc.net/")
+        }
         maven {
             name = "OSS Sonatype Snapshots"
             url = uri("https://oss.sonatype.org/content/repositories/snapshots/")