Revert "Fix Docker container initialization with branchless git hooks"

This reverts commit ecba7c7a44d434156ae074b39eb3d876da7f6730.
diff --git a/loop/agent.go b/loop/agent.go
index e682a93..a14d244 100644
--- a/loop/agent.go
+++ b/loop/agent.go
@@ -461,28 +461,6 @@
 		if out, err := cmd.CombinedOutput(); err != nil {
 			return fmt.Errorf("git checkout %s: %s: %w", ini.Commit, out, err)
 		}
-
-		// Disable git hooks that might require unavailable commands (like branchless)
-		hooksDir := fmt.Sprintf("%s/.git/hooks", ini.WorkingDir)
-		if _, err := os.Stat(hooksDir); err == nil {
-			// Rename hooks directory to disable all hooks
-			backupDir := fmt.Sprintf("%s/.git/hooks.backup", ini.WorkingDir)
-			if err := os.Rename(hooksDir, backupDir); err != nil {
-				slog.WarnContext(ctx, "failed to rename git hooks directory",
-					slog.String("error", err.Error()))
-				// If we can't rename the directory, try to remove specific problematic hooks
-				for _, hook := range []string{"reference-transaction", "post-checkout", "post-commit"} {
-					hookPath := fmt.Sprintf("%s/%s", hooksDir, hook)
-					if _, err := os.Stat(hookPath); err == nil {
-						os.Remove(hookPath)
-					}
-				}
-			} else {
-				// Create an empty hooks directory
-				os.Mkdir(hooksDir, 0755)
-			}
-		}
-
 		a.lastHEAD = ini.Commit
 		a.gitRemoteAddr = ini.GitRemoteAddr
 		a.initialCommit = ini.Commit