[gnome-builder] CI: Cache sources

[Jordan Petridis <jpetridis src gnome org>]

commit 105e84513d8836593bac3c7f7c183d9e08801d78
Author: Jordan Petridis <jordanpetridis protonmail com>
Date:   Thu Sep 13 10:25:53 2018 +0000

    CI: Cache sources
    
    Do not try to cache .flatpak-builder/cache, it just does not work
    
    Gitlab zips its target which causes ostree to brake.
    
    Making a tarball first also does not seem to work.
    
    Instead we can try to cache the git and download sources

 .gitlab-ci.yml | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index dbe29934f..a4390c11b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -21,8 +21,6 @@ flatpak:
         MESON_ARGS: "--buildtype=debugoptimized -Dctags_path=/app/bin/ctags -Dfusermount_wrapper=true 
-Dwith_tcmalloc=true -Denable_tracing=true -Dwith_help=true -Dwith_channel=flatpak-nightly 
-Dwith_deviced=true"
         DBUS_ID: "org.gnome.Builder"
 
-    before_script:
-        - tar -xzf cache.tar.gz .flatpak-builder/cache/ || true
     script:
         - flatpak-builder --stop-at=${FLATPAK_MODULE} app ${MANIFEST_PATH}
         # Make sure to keep this in sync with the Flatpak manifest, all arguments
@@ -35,8 +33,6 @@ flatpak:
         # - xvfb-run -a -s "-screen 0 1024x768x24" flatpak build app ninja -C _build test
         # Generate a Flatpak bundle
         - flatpak build-bundle repo ${BUNDLE} --runtime-repo=${RUNTIME_REPO} ${DBUS_ID}
-    after_script:
-        - tar -czf cache.tar.gz .flatpak-builder/cache/
 
     artifacts:
         paths:
@@ -44,9 +40,11 @@ flatpak:
             - _build/meson-logs/meson-log.txt
             - _build/meson-logs/testlog.txt
         expire_in: 30 days
+        
     cache:
         paths:
-             - cache.tar.gz
+            - .flatpak-builder/downloads/
+            - .flatpak-builder/git/
 
 review:
     stage: review