[sanitizer] Fix android bot clobbering

git-svn-id: https://llvm.org/svn/llvm-project/zorg/trunk@370161 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/zorg/buildbot/builders/sanitizers/buildbot_android_functions.sh b/zorg/buildbot/builders/sanitizers/buildbot_android_functions.sh
index 4e71176..a929194 100755
--- a/zorg/buildbot/builders/sanitizers/buildbot_android_functions.sh
+++ b/zorg/buildbot/builders/sanitizers/buildbot_android_functions.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-CLOBBER="android_ndk platform-tools *.zip shards_* test_android_* tested_arch_*"
+CLOBBER="android_ndk android-ndk-* platform-tools *.zip shards_* test_android_* tested_arch_*"
 STAGE1_CLOBBER="llvm_build64 compiler_rt_build_android_* llvm_build_android_*"
 
 function download_android_tools {