release-flow: Add examples for branches/projects/repositories

Signed-off-by: Emanuele Aina <emanuele.aina@collabora.com>

content/policies/release-flow.md

@@ -411,6 +411,11 @@ only gets updated at point releases.
 Point release will be done every three months. All downstreams are expected to
 pull directly from the stable repository.
 
+For instance, in Apertis v2021 this maps to:
+* the `apertis/v2021` git branch in the [packaging repositories][gitlab-apertis-pkg]
+* the `apertis:v2021:{target,development,sdk,hmi}` OBS repositories
+* the `deb https://repositories.apertis.org/apertis/ v2021 target development sdk hmi` APT source
+
 ### Security repository
 
 For security issues a dedicated security repository is used. This repository
@@ -420,6 +425,11 @@ This repository should be pulled directly by all downstreams and any updates
 rolled out at high priority. Updates from the Debian security repository will
 always be included in this repository.
 
+For instance, in Apertis v2021 this maps to:
+* the `apertis/v2021-security` git branch in the [packaging repositories][gitlab-apertis-pkg]
+* the `apertis:v2021:security:{target,development,sdk,hmi}` OBS repositories
+* the `deb https://repositories.apertis.org/apertis/ v2021-security target development sdk hmi` APT source
+
 ### Updates repository
 
 This repository includes updated packages to be included in the next Apertis
@@ -429,6 +439,11 @@ will be automatically included.
 
 Downstreams are recommended to include this repository but it's not mandatory.
 
+For instance, in Apertis v2021 this maps to:
+* the `apertis/v2021-updates` git branch in the [packaging repositories][gitlab-apertis-pkg]
+* the `apertis:v2021:updates:{target,development,sdk,hmi}` OBS repositories
+* the `deb https://repositories.apertis.org/apertis/ v2021-updates target development sdk hmi` APT source
+
 ### Backports repository
 
 This repository has backports of packages which are of special interest to
@@ -438,6 +453,11 @@ Unless specific agreements have been made, the packages available in this
 repository are for experimentation use only and are not supported as part of the
 produce release.
 
+For instance, in Apertis v2021 this maps to:
+* the `apertis/v2021-backports` git branch in the [packaging repositories][gitlab-apertis-pkg]
+* the `apertis:v2021:backports:{target,development,sdk,hmi}` OBS repositories
+* the `deb https://repositories.apertis.org/apertis/ v2021-backports target development sdk hmi` APT source
+
 ## Example images
 
 Apertis includes a big collection of packages which can be used in a variety of
@@ -679,3 +699,5 @@ newer distribution is at most two years. This is under the assumption that
 users looking for newer features are still in early development and are using
 the preview releases of Apertis or of its direct downstreams and at that stage not yet the product
 release. Generally this is seen as a reasonable trade-off for most components.
+
+[gitlab-apertis-pkg]: <https://gitlab.apertis.org/pkg>