-virtualenv "$WORKSPACE/.virtualenvs/git-review"
-source "$WORKSPACE/.virtualenvs/git-review/bin/activate"
-PYTHON="$WORKSPACE/.virtualenvs/git-review/bin/python"
-$PYTHON -m pip install --upgrade pip
-$PYTHON -m pip install --upgrade git-review
-$PYTHON -m pip freeze
+virtualenv "/tmp/v/git-review"
+# shellcheck source=/tmp/v/git-review/bin/activate disable=SC1091
+source "/tmp/v/git-review/bin/activate"
+pip install --upgrade pip
+pip install --upgrade git-review
+pip install --upgrade pipdeptree
+pipdeptree