dm_control: Import of refs/pull/394/head

PiperOrigin-RevId: 521486065
Change-Id: If209de7fb54a8ff1f469f7acc9c517539a5855e8

Author: genericdata

README.md

@@ -84,7 +84,7 @@ at every single Git commit.
 
 If you want to install an unreleased version of `dm_control` directly from our
 repository, you can do so by running `pip install
-git+git://github.com/deepmind/dm_control.git`.
+git+https://github.com/deepmind/dm_control.git`.
 
 ## Rendering