Restrict git describe to tags matching v*

Signed-off-by: Michael Marchetti <mmarchetti@sandvine.com>
diff --git a/Makefile b/Makefile
index 553d349..95d8970 100644
--- a/Makefile
+++ b/Makefile
@@ -24,9 +24,9 @@
 prepare_lite:
 	#pip install --user --upgrade setuptools
 	mkdir -p build
-	#VER1=$(shell git describe | sed -e 's/^v//' |cut -d- -f1); \
-	#VER2=$(shell git describe | cut -d- -f2); \
-	#VER3=$(shell git describe | cut -d- -f3); \
+	#VER1=$(shell git describe --match v*| sed -e 's/^v//' |cut -d- -f1); \
+	#VER2=$(shell git describe --match v*| cut -d- -f2); \
+	#VER3=$(shell git describe --match v*| cut -d- -f3); \
 	#echo "$$VER1.dev$$VER2+$$VER3" > build/OVIM_VERSION
 	cp tox.ini build/
 	cp MANIFEST.in build/
@@ -52,9 +52,9 @@
 prepare:
 	#pip install --user --upgrade setuptools
 	mkdir -p build
-	#VER1=$(shell git describe | sed -e 's/^v//' |cut -d- -f1); \
-	#VER2=$(shell git describe | cut -d- -f2); \
-	#VER3=$(shell git describe | cut -d- -f3); \
+	#VER1=$(shell git describe --match v*| sed -e 's/^v//' |cut -d- -f1); \
+	#VER2=$(shell git describe --match v*| cut -d- -f2); \
+	#VER3=$(shell git describe --match v*| cut -d- -f3); \
 	#echo "$$VER1.dev$$VER2+$$VER3" > build/OPENVIM_VERSION
 	cp tox.ini build/
 	cp MANIFEST.in build/
diff --git a/setup.py b/setup.py
index 4d4073a..28865c1 100755
--- a/setup.py
+++ b/setup.py
@@ -52,7 +52,7 @@
                'osm_openvim/scripts/get_dhcp_lease.sh']
 
 setup(name=__name,
-      version_command=('git describe', 'pep440-git'),
+      version_command=('git describe --match v*', 'pep440-git'),
       description=__description,
       long_description=__description,
       author=__author,
diff --git a/setup_lite.py b/setup_lite.py
index 7bb1c79..23d224c 100755
--- a/setup_lite.py
+++ b/setup_lite.py
@@ -41,7 +41,7 @@
 __scripts__ = ['openflow-lib']
 
 setup(name=__name,
-      version_command=('git describe', 'pep440-git'),
+      version_command=('git describe --match v*', 'pep440-git'),
       description=__description,
       long_description=__description,
       author=__author,