ci: update to teh hash from teh flake bump

.gitlab-ci.yml

@@ -5,6 +5,9 @@ stages:
   - test
   - deploy
 
+variables:
+  FLAKE_COMMIT=""
+
 # Update the flake for any changes upstream
 # Passed in from upstream
 # $PACKAGE_NAME = name of the flake that needs to be updated
@@ -31,6 +34,8 @@ update:
     # we have a custom domain
     - git remote rm origin && git remote add origin ssh://git@gitlab.skynet.ie:2222/compsoc/skynet/nixos.git
     - git push origin HEAD:$CI_COMMIT_REF_NAME
+    # update teh hash for further along in the pipeline
+    - $FLAKE_COMMIT=$(git rev-parse HEAD)
   only:
     refs:
       - main
@@ -41,6 +46,9 @@ build:
   stage: test
   before_script:
     - . "$HOME/.nix-profile/etc/profile.d/nix.sh"
+    # use the 
+    - git remote rm origin && git remote add origin ssh://git@gitlab.skynet.ie:2222/compsoc/skynet/nixos.git
+    - git pull origin $FLAKE_COMMIT
   script:
     - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- build
 
@@ -55,6 +63,8 @@ deploy:
     - chmod 700 ~/.ssh
     # load nix environment
     - . "$HOME/.nix-profile/etc/profile.d/nix.sh"
+    - git remote rm origin && git remote add origin ssh://git@gitlab.skynet.ie:2222/compsoc/skynet/nixos.git
+    - git pull origin $FLAKE_COMMIT
   script:
       # dns is always deployed first
     - nix --experimental-features 'nix-command flakes' run nixpkgs#colmena -- apply --on @active-dns