release: properly change working dir if tmp location already exists

Currently, the script won't change directories into the previously
cloned repository if the temporary location exists. This may be an issue
when testing first with a dry run and later with the actual release.

Signed-off-by: Ivan Valdes <ivan@vald.es>

scripts/release.sh

@@ -86,10 +86,12 @@ main() {
   # Set up release directory.
   local reldir="/tmp/etcd-release-${VERSION}"
   log_callout "Preparing temporary directory: ${reldir}"
-  if [ ! -d "${reldir}/etcd" ] && [ "${IN_PLACE}" == 0 ]; then
+  if [ "${IN_PLACE}" == 0 ]; then
+    if [ ! -d "${reldir}/etcd" ]; then
       mkdir -p "${reldir}"
       cd "${reldir}"
       run git clone "${REPOSITORY}" --branch "${BRANCH}" --depth 1
+    fi
     run cd "${reldir}/etcd" || exit 2
     run git checkout "${BRANCH}" || exit 2
     run git pull origin