Run createtag scripts as self

docs/koji/addnewtag.md

@@ -15,7 +15,7 @@ Change the `TAG` variable and the other default variables as necessary.
 
 Add it to git, commit, push, (wait for the MR to be reviewed if it's your first time).
 
-Then, login in `lxsoftadm01` as `build`, change directory into `bin/tags`, do a `git pull` and run the script(s) from the master branch et voila!
+Finally switch back to master branch, `git fetch ; git reset --hard origin/master`, change directory into `bin/tags`. Finally run the script(s) you just created et voila!
 
 ### 2. **Adding the admin egroup to ACL**