nix.conf builders: refer to manual page

src/libstore/globals.hh

@@ -207,15 +207,8 @@ public:
     Setting<std::string> builders{
         this, "@" + nixConfDir + "/machines", "builders",
         R"(
-          A semicolon-separated list of build machines, where each machine follows this format:
-
-          {protocol}://{user}@{host} [{comma sep. systems} - {maxJobs} {speedFactor} {comma sep. features}]
-
-          Examples:
-          
-          ssh://root@builder1.com
-          
-          ssh://root@builder2.com x86_64-linux,aarch64-linux - 40 20 nixos-test,benchmark,big-parallel,kvm
+          A semicolon-separated list of build machines.
+          For the exact format and examples, see [the manual chapter on remote builds](../advanced-topics/distributed-builds.md)
         )"};
 
     Setting<bool> buildersUseSubstitutes{