Try to fix debian issue...

.gitlab-ci.yml

@@ -17,7 +17,7 @@ build-job:
     - apt-get install -y -qq python3-dev python3-pip
     - pip install twine setuptools wheel
     - python3 setup.py sdist bdist_wheel
-    - apt-get install -y -qq curl
+    - apt-get install -y -qq curl --fix-missing
     # get the current package id
     - 'export ID=$(curl --request GET --header "PRIVATE-TOKEN: ${API_ACCES_TOKEN}" "https://git.gfz-potsdam.de/api/v4/projects/${CI_PROJECT_ID}/packages" | grep -P "(?<=.id.:)(\\d+)" -o  | head -1)' 
     # remove the package, as we want a new build even if the version number did not change