@Mixin(PlayerManager.class)
public abstract class PlayerManagerMixin {

    @Inject(method = "checkCanJoin(Ljava/net/SocketAddress;Lcom/mojang/authlib/GameProfile;)Lnet/minecraft/text/Text;", at = @At("HEAD"), cancellable = true)
    private void checkCanJoin(SocketAddress socketAddress, GameProfile profile, CallbackInfoReturnable<Text> cir) {
        TranslatableText returnText = new TranslatableText("text.bugexample.bugexample");
        cir.setReturnValue(returnText);
    }
}