Android: Use tags in `git describe`

.travis.yml

@@ -44,6 +44,7 @@ install:
 - test -z "$encrypted_c726d225a9d9_key" || mv debug.keystore ~/.android/debug.keystore
 before_script: 
 script:
+- git fetch --unshallow
 - cd shell/android-studio
 - export NUMBER_OF_PROCESSORS=2
 - "./gradlew build"

shell/android-studio/reicast/build.gradle

@@ -9,7 +9,7 @@ def getVersionCode = { ->
 def getVersionName = { ->
     def stdout = new ByteArrayOutputStream()
     exec {
-        commandLine 'git', 'describe', '--always'
+        commandLine 'git', 'describe', '--tags', '--always'
         standardOutput = stdout
     }
     return stdout.toString().trim()