Fix links to gitlab-foss

doc/development/background_migrations.md

@@ -329,6 +329,6 @@ for more details.
    or ask someone to measure on production).
 
 [migrations-readme]: https://gitlab.com/gitlab-org/gitlab/blob/master/spec/migrations/README.md
-[issue-rspec-hooks]: https://gitlab.com/gitlab-org/gitlab-foss/issues/35351
+[issue-rspec-hooks]: https://gitlab.com/gitlab-org/gitlab/issues/18839
 [reliable-sidekiq]: https://gitlab.com/gitlab-org/gitlab-foss/issues/36791
 [import-export]: ../user/project/settings/import_export.md

doc/install/aws/index.md

@@ -639,7 +639,7 @@ And the more complex the solution, the more work is involved in setting up and
 maintaining it.
 
 Have a read through these other resources and feel free to
-[open an issue](https://gitlab.com/gitlab-org/gitlab-foss/issues/new)
+[open an issue](https://gitlab.com/gitlab-org/gitlab/issues/new)
 to request additional material:
 
 - [GitLab High Availability](../../administration/high_availability/README.md):

doc/system_hooks/system_hooks.md

@@ -296,7 +296,7 @@ If the user is blocked via LDAP, `state` will be `ldap_blocked`.
 }
 ```
 
-`owner_name` and `owner_email` are always `null`. Please see <https://gitlab.com/gitlab-org/gitlab-foss/issues/39675>.
+`owner_name` and `owner_email` are always `null`. Please see <https://gitlab.com/gitlab-org/gitlab/issues/20011>.
 
 **Group removed:**
 
@@ -313,7 +313,7 @@ If the user is blocked via LDAP, `state` will be `ldap_blocked`.
 }
 ```
 
-`owner_name` and `owner_email` are always `null`. Please see <https://gitlab.com/gitlab-org/gitlab-foss/issues/39675>.
+`owner_name` and `owner_email` are always `null`. Please see <https://gitlab.com/gitlab-org/gitlab/issues/20011>.
 
 **Group renamed:**
 
@@ -333,7 +333,7 @@ If the user is blocked via LDAP, `state` will be `ldap_blocked`.
 }
 ```
 
-`owner_name` and `owner_email` are always `null`. Please see <https://gitlab.com/gitlab-org/gitlab-foss/issues/39675>.
+`owner_name` and `owner_email` are always `null`. Please see <https://gitlab.com/gitlab-org/gitlab/issues/20011>.
 
 **New Group Member:**