docs(cli): align update options with implementation

Co-Authored-By: Paperclip <noreply@paperclip.ing>

doc/CLI.md

@@ -44,7 +44,7 @@ paperclipai install --canary
 paperclipai install --version <version>
 paperclipai install --ref <branch|tag|sha> [--repo owner/repo]
 paperclipai update
-paperclipai update --latest|--canary|--version <version>|--ref <ref>
+paperclipai update --latest|--canary|--version <version>
 paperclipai update --rollback
 paperclipai upgrade
 paperclipai uninstall

doc/INSTALLING.md

@@ -162,8 +162,6 @@ Select a different release source explicitly:
 paperclipai update --latest
 paperclipai update --canary
 paperclipai update --version 2026.720.0
-paperclipai update --ref master
-paperclipai update --repo your-org/paperclip --ref your-branch
 ```
 
 Managed updates create a database backup before switching payloads, verify the