- rm -Rf android-sdk-linux
- tar xzf android-sdk.tgz
- mv android-sdk-linux `basename $ANDROID_HOME`
- rm android-sdk.tgz
+ curl --fail --retry 3 -o tools.zip https://dl.google.com/android/repository/tools_r25.2.3-linux.zip
+ rm -Rf android-sdk
+ unzip -q tools.zip -d android-sdk
+ rm tools.zip