diff --git a/benchmark-new/benchmark_repository.py b/benchmark-new/benchmark_repository.py
index b18b463b5..57502aebf 100755
--- a/benchmark-new/benchmark_repository.py
+++ b/benchmark-new/benchmark_repository.py
@@ -57,25 +57,38 @@ class BenchmarkRepository:
 				remote.fetch(callbacks = callbacks)
 				printProgressBar("Updating the repository", 1, 1, overwrite = True)
 
+			self.forceUpdateBranch("master", self.repository)
+
 			try:
-				pass
-				#self.repository.lookup_worktree("results")
-				#self.repository.lookup_worktree("config")
-				#self.repository.lookup_worktree("status")
+				for branchName in ["results", "config", "status"]:
+					print("Updating branch {}".format(branchName))
+					worktree = self.repository.lookup_worktree(branchName)
+					worktree = pygit2.Repository(worktree.path)
+					self.forceUpdateBranch(branchName, worktree)
 			except pygit2.GitError:
 				raise Exception("Worktrees are not properly set up")
+
+			print(list(self.repository.branches))
 		else:
 			callbacks.transfer_progress = printCloneProgress
 
 			printProgressBar("Cloning the repository", 0, 1)
 			self.repository = pygit2.clone_repository(self.remote, self.branchDir("master"), callbacks = callbacks, checkout_branch = self.branches["master"])
+			self.repository = pygit2.Repository(self.repository.path)
 			printProgressBar("Cloning the repository", 1, 1, overwrite = True)
 
-		for branchName in ["results", "config", "status"]:
-			worktree = self.repository.add_worktree(branchName, self.branchDir(branchName))
-			worktree = pygit2.Repository(worktree.path)
-			branch = worktree.branches.local.create(branchName)
-			#worktree.checkout(self.branches["results"])
+			for branchName in ["results", "config", "status"]:
+				print("Preparing branch {}".format(branchName))
+				worktree = self.repository.add_worktree(branchName, self.branchDir(branchName))
+				worktree = pygit2.Repository(worktree.path)
+				remoteReference = worktree.lookup_reference("refs/remotes/origin/{}".format(self.branches[branchName]))
+				localReference = worktree.create_reference("refs/heads/{}".format(branchName), remoteReference.resolve().target)
+				self.forceUpdateBranch(branchName, worktree)
 
 	def branchDir(self, branchName):
 		return os.path.join(self.basePath, branchName)
+
+	def forceUpdateBranch(self, branchName, worktree):
+		worktree.checkout("refs/heads/{}".format(branchName), strategy = pygit2.GIT_CHECKOUT_FORCE | pygit2.GIT_CHECKOUT_RECREATE_MISSING)
+		#remoteReference = worktree.lookup_reference("refs/remotes/origin/{}".format(self.branches[branchName]))
+		#worktree.reset(remoteReference.target, pygit2.GIT_RESET_HARD)