Add link to CONTRIBUTING.md and remove Google-specific links.

Change-Id: Id17c464d3bc6a79c2b7529f88c9edf6f5775ea1d
diff --git a/README.md b/README.md
index 75ff3f1..a85d3bd 100644
--- a/README.md
+++ b/README.md
@@ -9,3 +9,6 @@
 
 To jump in and build Hafnium, follow the [getting
 started](docs/GettingStarted.md) instructions.
+
+If you want to contribute to the project, see details of [how we accept
+contributions](CONTRIBUTING.md).
diff --git a/docs/GettingStarted.md b/docs/GettingStarted.md
index caf3cb4..8813bf7 100644
--- a/docs/GettingStarted.md
+++ b/docs/GettingStarted.md
@@ -1,12 +1,5 @@
 # Getting started
 
-## Getting access
-
-Read access to the source is provided to all Googlers (members of
-`nonconf-mirror@prod`, to be precise). Permission to submit CLs requires
-membership of `hafnium-access@prod`. Full administrative rights are only granted
-to members of `hafnium-admin@prod`.
-
 ## Getting the source code
 
 ``` shell
@@ -18,8 +11,11 @@
 ``` shell
 git push origin HEAD:refs/for/master
 ```
-Browse source at [go/hafnium-repo](https://goto.google.com/hafnium-repo).
-Review CLs at [go/hafnium-review](https://goto.google.com/hafnium-review).
+
+Browse source at https://hafnium.googlesource.com/hafnium.
+Review CLs at https://hafnium-review.googlesource.com/.
+
+See details of [how to contribute](CONTRIBUTING.md).
 
 ## Compiling the hypervisor