Add quotes so that a git command works on fish shell too

[osbm]

This is a pretty small change. But it could make the page a little more smooth.

This new quoted version works in both bash and fish.

[HuggingFaceDocBuilderDev]

The docs for this PR live here. All of your documentation changes will be reflected on that endpoint. The docs are available until 30 days after the last update.

[osanseviero]

Should we consistently quota across the code snippets in this page then?