-git clone --branch "${ARVADOS_TAG}" https://git.arvados.org/arvados-formula.git
-git clone --branch "${DOCKER_TAG}" https://github.com/saltstack-formulas/docker-formula.git
-git clone --branch "${LOCALE_TAG}" https://github.com/saltstack-formulas/locale-formula.git
-git clone --branch "${NGINX_TAG}" https://github.com/saltstack-formulas/nginx-formula.git
-git clone --branch "${POSTGRES_TAG}" https://github.com/saltstack-formulas/postgres-formula.git
-git clone --branch "${LETSENCRYPT_TAG}" https://github.com/saltstack-formulas/letsencrypt-formula.git
+echo "Cloning formulas"
+rm -rf ${F_DIR}/* || exit 1
+git clone --quiet https://github.com/saltstack-formulas/docker-formula.git ${F_DIR}/docker
+( cd docker && git checkout --quiet tags/"${DOCKER_TAG}" -b "${DOCKER_TAG}" )
+
+git clone --quiet https://github.com/saltstack-formulas/locale-formula.git ${F_DIR}/locale
+( cd locale && git checkout --quiet tags/"${LOCALE_TAG}" -b "${LOCALE_TAG}" )
+
+git clone --quiet https://github.com/netmanagers/nginx-formula.git ${F_DIR}/nginx
+( cd nginx && git checkout --quiet tags/"${NGINX_TAG}" -b "${NGINX_TAG}" )
+
+git clone --quiet https://github.com/saltstack-formulas/postgres-formula.git ${F_DIR}/postgres
+( cd postgres && git checkout --quiet tags/"${POSTGRES_TAG}" -b "${POSTGRES_TAG}" )
+
+git clone --quiet https://github.com/saltstack-formulas/letsencrypt-formula.git ${F_DIR}/letsencrypt
+( cd letsencrypt && git checkout --quiet tags/"${LETSENCRYPT_TAG}" -b "${LETSENCRYPT_TAG}" )
+
+git clone --quiet https://git.arvados.org/arvados-formula.git ${F_DIR}/arvados