added cryptobib

.drone.yml

@@ -3,7 +3,14 @@ kind: pipeline
 type: docker
 name: default
 
+clone:
+  depth: 1
+
 steps:
+- name: fetch
+  image: alpine/git
+  commands:
+    - git submodule update --init --recursive
 - name: build
   pull: always
   image: gitea.rixxc.de/rixxc/ma-latex:latest