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+# Update from Hydra
+
+Update a symlink to the current output of a hydra build.
+
+Usage:
+
+```
+update-from-hydra https://hydra.clerie.de/job/nixfiles/nixfiles/iso/latest-finished /var/www/html/installer https://nix-cache.clerie.de
+```
+
+NixOS Module:
+```
+services.update-from-hydra = {
+  enable = true;
+  paths.iso = {
+    hydraUrl = "https://hydra.clerie.de/job/nixfiles/nixfiles/iso/latest-finished";
+    updatePath = "/var/www/html/installer";
+    storeUri = "https://nix-cache.clerie.de";
+  };
+};
+```