clone repo if repo doesn't already exist

Signed-off-by: Mike Marchetti <mmarchetti@sandvine.com>

tools/newtag.sh

@@ -4,12 +4,10 @@ if [ $# -ne 2 ]; then
     exit 1
 fi
 
-CURRENT_BRANCH="v2.0"
 TAG="$2"
-tag_header="OSM Release TWO:"
-tag_message="$tag_header version $TAG"
+tag_header="OSM Release THREE:" tag_message="$tag_header version $TAG"
 
-modules="juju-charms devops descriptor-packages openvim RO SO UI osmclient"
+modules="devops openvim RO SO UI IM osmclient"
 list=""
 for i in $modules; do
     if [ "$1" == "$i" -o "$1" == "all" ]; then
@@ -28,12 +26,10 @@ fi
 for i in $list; do
     echo
     echo $i
-    if [ "$i" == "juju-charms" ] && [ "$1" == "all" ] ; then
-        #This is to allow "./newtag.sh all v2.0.0", and still checkout master in "juju-charms" before tagging
-        git -C $i checkout master
-    else
-        git -C $i checkout $CURRENT_BRANCH
+    if [ ! -d $i ]; then
+        git clone https://osm.etsi.org/gerrit/osm/$i
     fi
+    git -C $i checkout master
     git -C $i pull --rebase
     git -C $i tag -a $TAG -m"$tag_message"
     git -C $i push origin $TAG --follow-tags
@@ -41,4 +37,3 @@ for i in $list; do
 done
 
 exit 0
-