diff --git a/extensions/git/src/commands.ts b/extensions/git/src/commands.ts
index a1b6551223b..14988e8ee62 100644
--- a/extensions/git/src/commands.ts
+++ b/extensions/git/src/commands.ts
@@ -5,9 +5,10 @@
 
 'use strict';
 
-import { Uri, commands, scm, Disposable, SCMResourceGroup, SCMResource } from 'vscode';
-import { Model, Resource, ResourceGroup } from './model';
+import { Uri, commands, scm, Disposable, SCMResourceGroup, SCMResource, window } from 'vscode';
+import { Model, Resource } from './model';
 import { log } from './util';
+import * as path from 'path';
 
 type Command = (...args: any[]) => any;
 
@@ -39,12 +40,31 @@ async function unstageAll(model: Model): Promise<void> {
 	return await model.unstage();
 }
 
-function clean(model: Model, resource: Resource): void {
-	log('clean', resource);
+async function clean(model: Model, resource: Resource): Promise<void> {
+	const basename = path.basename(resource.uri.fsPath);
+	const message = `Are you sure you want to clean changes in ${basename}?`;
+	const yes = 'Yes';
+	const no = 'No, keep them';
+	const pick = await window.showQuickPick([no, yes], { placeHolder: message });
+
+	if (pick !== yes) {
+		return;
+	}
+
+	return await model.clean(resource);
 }
 
-function cleanAll(model: Model, resourceGroup: ResourceGroup): void {
-	log('clean all', resourceGroup);
+async function cleanAll(model: Model): Promise<void> {
+	const message = `Are you sure you want to clean all changes?`;
+	const yes = 'Yes';
+	const no = 'No, keep them';
+	const pick = await window.showQuickPick([no, yes], { placeHolder: message });
+
+	if (pick !== yes) {
+		return;
+	}
+
+	return await model.clean(...model.workingTreeGroup.resources);
 }
 
 function resolveURI<R>(command: (t: SCMResource | SCMResourceGroup | undefined) => R): (uri: Uri) => R | undefined {
@@ -83,8 +103,8 @@ export function registerCommands(model: Model): Disposable {
 		commands.registerCommand('git.stageAll', compose(stageAll, catchErrors, bindModel)),
 		commands.registerCommand('git.unstage', compose(unstage, catchErrors, bindModel, resolveURI)),
 		commands.registerCommand('git.unstageAll', compose(unstageAll, catchErrors, bindModel)),
-		commands.registerCommand('git.clean', compose(clean, bindModel, resolveURI)),
-		commands.registerCommand('git.cleanAll', compose(cleanAll, bindModel, resolveURI)),
+		commands.registerCommand('git.clean', compose(clean, catchErrors, bindModel, resolveURI)),
+		commands.registerCommand('git.cleanAll', compose(cleanAll, catchErrors, bindModel)),
 	];
 
 	return Disposable.from(...disposables);
diff --git a/extensions/git/src/model.ts b/extensions/git/src/model.ts
index 65f9344fc28..1a33677e05f 100644
--- a/extensions/git/src/model.ts
+++ b/extensions/git/src/model.ts
@@ -116,9 +116,9 @@ export class ResourceGroup implements SCMResourceGroup {
 
 	get id(): string { return this._id; }
 	get label(): string { return this._label; }
-	get resources(): SCMResource[] { return this._resources; }
+	get resources(): Resource[] { return this._resources; }
 
-	constructor(private _id: string, private _label: string, private _resources: SCMResource[]) {
+	constructor(private _id: string, private _label: string, private _resources: Resource[]) {
 
 	}
 }
@@ -127,7 +127,7 @@ export class MergeGroup extends ResourceGroup {
 
 	static readonly ID = 'merge';
 
-	constructor(resources: SCMResource[]) {
+	constructor(resources: Resource[]) {
 		super(MergeGroup.ID, 'Merge Changes', resources);
 	}
 }
@@ -136,7 +136,7 @@ export class IndexGroup extends ResourceGroup {
 
 	static readonly ID = 'index';
 
-	constructor(resources: SCMResource[]) {
+	constructor(resources: Resource[]) {
 		super(IndexGroup.ID, 'Staged Changes', resources);
 	}
 }
@@ -145,7 +145,7 @@ export class WorkingTreeGroup extends ResourceGroup {
 
 	static readonly ID = 'workingTree';
 
-	constructor(resources: SCMResource[]) {
+	constructor(resources: Resource[]) {
 		super(WorkingTreeGroup.ID, 'Changes', resources);
 	}
 }
@@ -299,4 +299,35 @@ export class Model {
 		await this.repository.commit(message, opts);
 		await this.updateNow();
 	}
+
+	async clean(...resources: Resource[]): Promise<void> {
+		const toClean: string[] = [];
+		const toCheckout: string[] = [];
+
+		resources.forEach(r => {
+			switch (r.type) {
+				case Status.UNTRACKED:
+				case Status.IGNORED:
+					toClean.push(r.uri.fsPath);
+					break;
+
+				default:
+					toCheckout.push(r.uri.fsPath);
+					break;
+			}
+		});
+
+		const promises: Promise<void>[] = [];
+
+		if (toClean.length > 0) {
+			promises.push(this.repository.clean(toClean));
+		}
+
+		if (toCheckout.length > 0) {
+			promises.push(this.repository.checkout('', toCheckout));
+		}
+
+		await Promise.all(promises);
+		await this.updateNow();
+	}
 }
\ No newline at end of file