docs/fingerprint: Add instructions for adding private repo
BRANCH=none
TEST=view in gitiles
Tested-by: Craig Hesling
@@ -373,7 +373,30 @@ If your partnership agreement requires non-public code sharing you will need to
register for an account on the [Internal Gerrit]. Refer to the
[Gerrit Credentials Setup] page for details. Once you register for an internal
account, your contact at Google can make sure you have the necessary permissions
-to access the necessary repo.
+to access the private repository.
+
+*** note
+**NOTE**: In order to use a private repository you will have to manually add it
+to the repo manifest file before running `repo sync`. Check with your contact
+at Google for the exact values to use below:
+
+**`(outside) $ ~/chromiumos/.repo/manifests/default.xml`**
+
+```xml
+<project remote="cros-internal"
+ path="CHECK WITH GOOGLE"
+ groups="firmware"
+ name="CHECK WITH GOOGLE" />
+```
+
+**`(outside) $ ~/chromiumos/.repo/manifests/remote.xml`**
+
+```xml
+<remote name="cros-internal"
+ fetch="https://chrome-internal.googlesource.com"
+ review="https://chrome-internal-review.googlesource.com" />
+```
+***
## Working with Chromebooks
