diff --git a/extensions/git/src/commands.ts b/extensions/git/src/commands.ts
index bc244991a5b..4d54d04c780 100644
--- a/extensions/git/src/commands.ts
+++ b/extensions/git/src/commands.ts
@@ -5,7 +5,7 @@
 
 'use strict';
 
-import { Uri, commands, scm, Disposable, window, workspace, QuickPickItem, OutputChannel, Range, WorkspaceEdit, Position, LineChange, SourceControl, SourceControlResourceGroup, SourceControlResourceState, TextDocumentShowOptions, ViewColumn } from 'vscode';
+import { Uri, commands, scm, Disposable, window, workspace, QuickPickItem, OutputChannel, Range, WorkspaceEdit, Position, LineChange, SourceControlResourceState, TextDocumentShowOptions, ViewColumn } from 'vscode';
 import { Ref, RefType, Git, GitErrorCodes, Branch } from './git';
 import { Repository, Resource, Status, CommitOptions, ResourceGroupType } from './repository';
 import { Model } from './model';
@@ -145,22 +145,8 @@ export class CommandCenter {
 		});
 	}
 
-	@command('git.refresh')
-	async refresh(sourceControl?: SourceControl): Promise<void> {
-		let repository: Repository | undefined = undefined;
-
-		if (sourceControl) {
-			repository = this.model.getRepositoryFromSourceControl(sourceControl);
-		}
-
-		if (!repository) {
-			repository = await this.model.pickRepository();
-		}
-
-		if (!repository) {
-			return;
-		}
-
+	@command('git.refresh', { repository: true })
+	async refresh(repository: Repository): Promise<void> {
 		await repository.status();
 	}
 
@@ -458,22 +444,8 @@ export class CommandCenter {
 		await this.runByRepository(resources, async (repository, resources) => repository.add(resources));
 	}
 
-	@command('git.stageAll')
-	async stageAll(group?: SourceControlResourceGroup): Promise<void> {
-		let repository: Repository | undefined = undefined;
-
-		if (group) {
-			repository = this.model.getRepositoryFromResourceGroup(group);
-		}
-
-		if (!repository) {
-			repository = await this.model.pickRepository();
-		}
-
-		if (!repository) {
-			return;
-		}
-
+	@command('git.stageAll', { repository: true })
+	async stageAll(repository: Repository): Promise<void> {
 		await repository.add([]);
 	}
 
@@ -576,22 +548,8 @@ export class CommandCenter {
 		await this.runByRepository(resources, async (repository, resources) => repository.revert(resources));
 	}
 
-	@command('git.unstageAll')
-	async unstageAll(group?: SourceControlResourceGroup): Promise<void> {
-		let repository: Repository | undefined = undefined;
-
-		if (group) {
-			repository = this.model.getRepositoryFromResourceGroup(group);
-		}
-
-		if (!repository) {
-			repository = await this.model.pickRepository();
-		}
-
-		if (!repository) {
-			return;
-		}
-
+	@command('git.unstageAll', { repository: true })
+	async unstageAll(repository: Repository): Promise<void> {
 		await repository.revert([]);
 	}
 
@@ -681,22 +639,8 @@ export class CommandCenter {
 		await this.runByRepository(resources, async (repository, resources) => repository.clean(resources));
 	}
 
-	@command('git.cleanAll')
-	async cleanAll(group?: SourceControlResourceGroup): Promise<void> {
-		let repository: Repository | undefined = undefined;
-
-		if (group) {
-			repository = this.model.getRepositoryFromResourceGroup(group);
-		}
-
-		if (!repository) {
-			repository = await this.model.pickRepository();
-		}
-
-		if (!repository) {
-			return;
-		}
-
+	@command('git.cleanAll', { repository: true })
+	async cleanAll(repository: Repository): Promise<void> {
 		const config = workspace.getConfiguration('git');
 		let scope = config.get<string>('discardAllScope') || 'prompt';
 		let resources = repository.workingTreeGroup.resourceStates;
@@ -1263,21 +1207,16 @@ export class CommandCenter {
 
 	private createCommand(id: string, key: string, method: Function, options: CommandOptions): (...args: any[]) => any {
 		const result = (...args) => {
-			// if (!skipModelCheck && !this.model) {
-			// 	window.showInformationMessage(localize('disabled', "Git is either disabled or not supported in this workspace"));
-			// 	return;
-			// }
-
 			let result: Promise<any>;
 
 			if (!options.repository) {
 				result = Promise.resolve(method.apply(this, args));
 			} else {
-				console.log(args[0]);
-				// if (args[0] instanceof SourceControlResourceGroup) {
-				// }
+				// try to guess the repository based on the first argument
+				const repository = this.model.getRepository(args[0]);
+				const repositoryPromise = repository ? Promise.resolve(repository) : this.model.pickRepository();
 
-				result = this.model.pickRepository().then(repository => {
+				result = repositoryPromise.then(repository => {
 					if (!repository) {
 						return Promise.reject(localize('modelnotfound', "Git model not found"));
 					}
diff --git a/extensions/git/src/model.ts b/extensions/git/src/model.ts
index af41e5f8a6c..33d71d2127c 100644
--- a/extensions/git/src/model.ts
+++ b/extensions/git/src/model.ts
@@ -60,34 +60,35 @@ export class Model {
 		return pick && pick.repository;
 	}
 
-	getRepositoryFromSourceControl(sourceControl: SourceControl): Repository | undefined {
-		for (let [, repository] of this.repositories) {
-			if (sourceControl === repository.sourceControl) {
-				return repository;
-			}
+	getRepository(sourceControl: SourceControl): Repository | undefined;
+	getRepository(resourceGroup: SourceControlResourceGroup): Repository | undefined;
+	getRepository(resource: Uri): Repository | undefined;
+	getRepository(hint: any): Repository | undefined {
+		if (!hint) {
+			return undefined;
 		}
 
-		return undefined;
-	}
+		if (hint instanceof Uri) {
+			const resourcePath = hint.fsPath;
 
-	getRepositoryFromResourceGroup(resourceGroup: SourceControlResourceGroup): Repository | undefined {
-		for (let [, repository] of this.repositories) {
-			if (resourceGroup === repository.mergeGroup || resourceGroup === repository.indexGroup || resourceGroup === repository.workingTreeGroup) {
-				return repository;
+			for (let [root, repository] of this.repositories) {
+				const repositoryRootPath = root.fsPath;
+				const relativePath = path.relative(repositoryRootPath, resourcePath);
+
+				if (!/^\./.test(relativePath)) {
+					return repository;
+				}
 			}
+
+			return undefined;
 		}
 
-		return undefined;
-	}
+		for (let [, repository] of this.repositories) {
+			if (hint === repository.sourceControl) {
+				return repository;
+			}
 
-	getRepository(resource: Uri): Repository | undefined {
-		const resourcePath = resource.fsPath;
-
-		for (let [root, repository] of this.repositories) {
-			const repositoryRootPath = root.fsPath;
-			const relativePath = path.relative(repositoryRootPath, resourcePath);
-
-			if (!/^\./.test(relativePath)) {
+			if (hint === repository.mergeGroup || hint === repository.indexGroup || hint === repository.workingTreeGroup) {
 				return repository;
 			}
 		}