Add ci_matching_branch/ for bottle install jobs (#1005)

If the release-tools branch (RTOOLS_BRANCH) starts with
ci_matching_branch/ then try to check out a matching
branch from the osrf/homebrew-simulation tap for
bottle install jobs.

Signed-off-by: Steve Peters <scpeters@openrobotics.org>
Co-authored-by: Jose Luis Rivero <jrivero@osrfoundation.org>

jenkins-scripts/lib/project-install-homebrew.bash

@@ -46,6 +46,16 @@ echo '# BEGIN SECTION: setup the osrf/simulation tap'
 brew tap osrf/simulation
 echo '# END SECTION'
 
+if python3 "${SCRIPT_DIR}/tools/detect_ci_matching_branch.py" "${RTOOLS_BRANCH}"
+then
+  echo "# BEGIN SECTION: trying to checkout branch ${RTOOLS_BRANCH} from osrf/simulation"
+  pushd "$(brew --repo osrf/simulation)"
+  git fetch origin "${RTOOLS_BRANCH}" || true
+  git checkout "${RTOOLS_BRANCH}" || true
+  popd
+  echo '# END SECTION'
+fi
+
 echo "# BEGIN SECTION: install ${BOTTLE_NAME}"
 brew install --include-test ${BOTTLE_NAME}