Add a note on the required `Maintainer` permission in Gitlab
@@ -42,6 +42,10 @@ Flux connects to the repository using an SSH key.
***The SSH key must be configured to have R/W access to the repository***.
+More specifically, in the case of standalone Flux, the ssh key must be able to
+create and update tags. E.g. in Gitlab, that means it requires `Maintainer`
+permissions. The `Developer` permission can create tags, but not update them.
+
You have two options:
### 1. Allow flux to generate a key for you.
