Run private runner locked Ubuntu 18.10 only on upstream

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0134ea98455ecbfe83585c943d87b53948fa8ed0..72d4c49e9ffba3cf4e0e162e4364bbd1c7391ad5 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -137,7 +137,7 @@ ubuntu18-10-build:
     tags:
         - graphviz,ubuntu18-10
     only:
-        - master
+        - master@graphviz/graphviz
 
 ubuntu19-04-build:
     <<: *deb_build_definition