Use pushd and popd

Author: stsewd

.travis.yml

@@ -23,11 +23,12 @@ cache:
     - ~/.npm
 before_install:
   - sudo apt-get install -y dh-autoreconf libcurl4-gnutls-dev libexpat1-dev gettext libz-dev libssl-dev
-  - git clone --branch v2.17.1 --depth 1 git://git.kernel.org/pub/scm/git/git.git /tmp/git
-  - cd /tmp/git
+  - git clone --branch v2.17.1 --depth 1 git://git.kernel.org/pub/scm/git/git.git
+  - pushd git
   - make configure
   - ./configure --prefix=/usr
   - make all
+  - popd
 install:
   - ./scripts/travis/install_elasticsearch.sh
   - pip install tox-travis