Update docs about app-repository-related settings

doc/env.md

@@ -6,6 +6,7 @@
 |SECRET_NAME | Set Secrets Manager name if you set SECRET_STORE. |false|
 |CONFIG_MANIFEST_REPOSITORY| Manifest repository (like `https://github.com/xxx/xxx.git`) |false|
 |CONFIG_MANIFEST_REPOSITORY_ORG| Organization of manifest repository (like `zaiminc`)|false|
+|APP_REPOSITORY_ORG | Set GitHub organization of the app repositories. Note it's used for listing branches | Defaults to the organization of the manifest repository |
 |CONFIG_ARGOCD_HOST| Set your ArgoCD host. |false|
 |CONFIG_JENKINS_HOST| Set your Jenkins host. |false|
 |CONFIG_NAMESPACE| Set ConfigMap namespace |false|
@@ -20,6 +21,7 @@ To use AWS Secrets Manager, set SECRET_STORE env to `aws/secrets-manager`.
 |SLACK_BOT_OAUTH_TOKEN| Bot User OAuth Access Token |true|
 |SLACK_BOT_API_VERIFICATION_TOKEN|Verification Token |true|
 |GITHUB_BOT_USER_TOKEN| Set GitHub personal access token if your deploy with GitOps. |false|
+|APP_REPOSITORY_GITHUB_ACCESS_TOKEN | Set GitHub personal access token for accessing app repositories. | Defaults to GITHUB_BOT_USER_TOKEN |
 |JENKINS_BOT_USER_TOKEN| Set Jenkins token if you deploy through Jenkins. |false|
 |JENKINS_JOB_TOKEN| Set Jenkins token if you deploy through Jenkins.|false|