Fix vnfsdk pkgtools installation failure

Change-Id: I758070a52167af04f1e1e9514e7db1554bbaaa6b
Issue-ID: INT-623
Signed-off-by: Lianhao Lu <lianhao.lu@intel.com>
diff --git a/test/csit/plans/vnfsdk-pkgtools/sanity-check/setup.sh b/test/csit/plans/vnfsdk-pkgtools/sanity-check/setup.sh
index 7e109b7..3921bb0 100755
--- a/test/csit/plans/vnfsdk-pkgtools/sanity-check/setup.sh
+++ b/test/csit/plans/vnfsdk-pkgtools/sanity-check/setup.sh
@@ -24,7 +24,9 @@
 git clone -b master --single-branch http://gerrit.onap.org/r/vnfsdk/pkgtools.git pkgtools
 cd $WORKSPACE/archives/pkgtools
 git pull
-python setup.py install
+echo "To install vnfsdk pkgtools git head revision: $(git rev-parse HEAD)"
+python setup.py egg_info
+pip install .
 
 pip freeze | tee $WORKSPACE/archives/_pip-freeze-after-setup.txt