diff --git a/src/core/hydrate.ts b/src/core/hydrate.ts
index aab86bd..651945b 100644
--- a/src/core/hydrate.ts
+++ b/src/core/hydrate.ts
@@ -8,7 +8,6 @@ import {
   PLACEHOLDER_DIR,
   readPlaceholder,
   writePlaceholder,
-  type PlaceholderMeta,
 } from "./placeholder";
 import { quoteUserValue, sanitizeUserText } from "./userErrors";
 
@@ -16,11 +15,7 @@ export type HydrateOutcome = "hydrated" | "hydrated-checkout-failed" | "already-
 
 /** Optional callbacks so callers can report progress without the core logging itself. */
 export interface HydrateHooks {
-  onPlaceholderFound?(meta: PlaceholderMeta): void;
-  onCloned?(remoteUrl: string): void;
   onCheckedOut?(branch: string): void;
-  onCheckoutFailed?(branch: string): void;
-  onUpdated?(): void;
 }
 
 function hydrationLockPath(repoDir: string): string {
@@ -91,8 +86,6 @@ export async function hydratePlaceholder(
           `${quoteUserValue(label, 500)} does not contain repository download information (.boot/repo.json). Run \`boot pull\` from the workspace root to recreate it.`,
         );
       }
-      hooks.onPlaceholderFound?.(meta);
-
       if (!meta.remoteUrl) {
         throw new Error(
           `Repository ${quoteUserValue(meta.name)} has no URL, so it cannot be downloaded. Add its URL to \`boot.yaml\`, then run \`boot up .\` from the workspace root.`,
@@ -125,8 +118,6 @@ export async function hydratePlaceholder(
         );
       }
 
-      hooks.onCloned?.(meta.remoteUrl);
-
       await excludePlaceholderFromGit(clonePath);
       await writePlaceholder(clonePath, { ...meta, hydrateStatus: "hydrated" });
 
@@ -149,10 +140,8 @@ export async function hydratePlaceholder(
           hooks.onCheckedOut?.(meta.branch);
         } catch {
           checkoutFailed = true;
-          hooks.onCheckoutFailed?.(meta.branch);
         }
       }
-      hooks.onUpdated?.();
 
       return checkoutFailed ? "hydrated-checkout-failed" : "hydrated";
     },
diff --git a/src/tests/hydrate.test.ts b/src/tests/hydrate.test.ts
index 1812333..6d3c1d2 100644
--- a/src/tests/hydrate.test.ts
+++ b/src/tests/hydrate.test.ts
@@ -117,19 +117,15 @@ describe("hydrateCommand", () => {
 
   it("returns a distinct outcome when clone succeeds but checkout fails", async () => {
     const repoDir = await makePlaceholder("apps/mismatch", "git@example.com:mismatch.git");
-    const failedBranches: string[] = [];
     cloneMock.mockImplementation(async (_url: string, target: string) => {
       await fs.mkdir(path.join(target, ".git"), { recursive: true });
       await fs.writeFile(path.join(target, "README.md"), "# mismatch\n");
     });
     checkoutMock.mockRejectedValue(new Error("branch not found"));
 
-    const outcome = await hydratePlaceholder(repoDir, {
-      onCheckoutFailed: (branch) => failedBranches.push(branch),
-    });
+    const outcome = await hydratePlaceholder(repoDir);
 
     expect(outcome).toBe("hydrated-checkout-failed");
-    expect(failedBranches).toEqual(["main"]);
     expect((await readPlaceholder(repoDir))?.hydrateStatus).toBe("hydrated");
   });