diff --git a/src/lib.rs b/src/lib.rs
index 9927a9a..344af2b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-use git2::{Cred, Error, FetchOptions, Index, IndexEntry, IndexTime, Oid, Progress, PushOptions, RemoteCallbacks, Repository};
+use git2::{Cred, Error, FetchOptions, Index, Progress, PushOptions, RemoteCallbacks, Repository};
 use indicatif::{ProgressBar, ProgressStyle};
 use log::{info, trace};
 use std::collections::{HashMap, HashSet};
@@ -51,8 +51,8 @@ impl BenchmarkRepository
 	{
 		match status
 		{
-			None => trace!("Reference “{}” pushed successfully to remote “origin”", reference),
-			Some(error) => panic!("Couldn’t push reference “{}” to remote “origin”: {}", reference, error),
+			None => trace!("reference “{}” pushed successfully to remote “origin”", reference),
+			Some(error) => panic!("couldn’t push reference “{}” to remote “origin”: {}", reference, error),
 		};
 
 		Ok(())
@@ -63,10 +63,10 @@ impl BenchmarkRepository
 		if let Err(error) = self.repository.find_remote("origin")
 			.or_else(|_| self.repository.remote("origin", remote_url))
 		{
-			panic!("Could not reset remote “origin”: {}", error);
+			panic!("could not reset remote “origin”: {}", error);
 		}
 
-		info!("Reset origin to “{}”", remote_url);
+		info!("reset origin to “{}”", remote_url);
 
 		self
 	}
@@ -115,6 +115,39 @@ impl BenchmarkRepository
 		self
 	}
 
+	fn clean_up_remotes(&self) -> &Self
+	{
+		let remotes = match self.repository.remotes()
+		{
+			Ok(remotes) => remotes,
+			Err(error) => panic!("could not enumerate remotes: {}", error),
+		};
+
+		for remote in remotes.iter()
+		{
+			let remote = match remote
+			{
+				Some(remote) => remote,
+				None => panic!("remote name not in UTF-8"),
+			};
+
+			if remote == "origin"
+			{
+				continue;
+			}
+
+			match self.repository.remote_delete(remote)
+			{
+				Ok(()) => (),
+				Err(error) => panic!("could not clean up remote “{}”: {}", remote, error),
+			};
+		}
+
+		trace!("cleaned up remotes");
+
+		self
+	}
+
 	fn init(base_path: &Path) -> Repository
 	{
 		let repository_path = base_path.join("upstream");
@@ -125,7 +158,7 @@ impl BenchmarkRepository
 			Err(error) => panic!("failed to initialize Git repository in “{}”: {}", repository_path.display(), error),
 		};
 
-		info!("Initialized Git repository in “{}”", repository_path.display());
+		info!("initialized Git repository in “{}”", repository_path.display());
 
 		repository
 	}
@@ -155,7 +188,8 @@ impl BenchmarkRepository
 		benchmark_repository
 			.reset_origin(remote_url)
 			.fetch_branch("origin", "config")
-			.fetch_branch("origin", "results");
+			.fetch_branch("origin", "results")
+			.clean_up_remotes();
 
 		benchmark_repository
 	}
@@ -415,7 +449,7 @@ impl BenchmarkRepository
 		match self.repository.remote(&remote_name, &format!("file://{}", std::fs::canonicalize(&result_repository_path).unwrap().display()))
 		{
 			Ok(_) => (),
-			Err(error) => panic!("cannot create remote: {}", error),
+			Err(error) => panic!("could not create remote: {}", error),
 		};
 
 		info!("initialized result Git repository for job {} in “{}”", id, result_repository_path.display());
@@ -478,7 +512,7 @@ impl BenchmarkRepository
 					let job_tree = match job_commit.tree()
 					{
 						Ok(value) => value,
-						Err(error) => panic!("cannot read results of job {}: {}", job_id, error),
+						Err(error) => panic!("could not read results of job {}: {}", job_id, error),
 					};
 
 					let mut upstream_index = match Index::new()