diff --git a/jenkins-scripts/lib/project-default-devel-homebrew-amd64.bash b/jenkins-scripts/lib/project-default-devel-homebrew-amd64.bash
index dfc9fa6a4..8f57bf355 100644
--- a/jenkins-scripts/lib/project-default-devel-homebrew-amd64.bash
+++ b/jenkins-scripts/lib/project-default-devel-homebrew-amd64.bash
@@ -61,9 +61,14 @@ echo '# BEGIN SECTION: setup the osrf/simulation tap'
 brew tap osrf/simulation
 echo '# END SECTION'
 
-if [[ -n "${PULL_REQUEST_URL}" ]]; then
-  echo "# BEGIN SECTION: pulling ${PULL_REQUEST_URL}"
-  brew pull ${PULL_REQUEST_URL}
+if [[ -n "${ghprbSourceBranch}" ]] && \
+   [[ "${ghprbSourceBranch}" =~ ci_matching_branch\/ ]]
+then
+  echo "# BEGIN SECTION: trying to checkout branch ${ghprbSourceBranch} from osrf/simulation"
+  pushd $(brew --repo osrf/simulation)
+  git fetch origin ${ghprbSourceBranch} || true
+  git checkout ${ghprbSourceBranch} || true
+  popd
   echo '# END SECTION'
 fi