Added argument.

Jenkinsfile

@@ -55,6 +55,10 @@ pipeline {
             returnStdout: true,
             script: 'which id'
         )}"""
+        PYPI_MIRROR = """${sh(
+            returnStdout: true,
+            script: 'echo -n "https://pypi.franco.net.eu.org/simple"'
+        )}"""
     }
     stages {
         stage('Build') {
@@ -107,10 +111,10 @@ pipeline {
                         sh '''
                             sed -i "s/docker-debian-postgis-django.git#[0-9]\\+\\.[0-9]\\+\\.[0-9]\\+/docker-debian-postgis-django.git#dev/g" docker-compose.yml
                             ~/.local/bin/pipenv lock --requirements --dev >> requirements.txt
-                            ${DOCKER_COMPOSE} build --force-rm --no-cache --memory=2GB --build-arg DJANGO_ENV=development --build-arg GID=$(${ID} -g) --build-arg UID=$(${ID} -u)
+                            ${DOCKER_COMPOSE} build --force-rm --no-cache --memory=2GB --build-arg DJANGO_ENV=development --build-arg GID=$(${ID} -g) --build-arg UID=$(${ID} -u) --build-arg PYPI_MIRROR=${PYPI_MIRROR}
                         '''
                     } else {
-                        sh '${DOCKER_COMPOSE} build --force-rm --no-cache --memory=2GB --build-arg DJANGO_ENV=production --build-arg GID=$(${ID} -g) --build-arg UID=$(${ID} -u)'
+                        sh '${DOCKER_COMPOSE} build --force-rm --no-cache --memory=2GB --build-arg DJANGO_ENV=production --build-arg GID=$(${ID} -g) --build-arg UID=$(${ID} -u) --build-arg PYPI_MIRROR=${PYPI_MIRROR}'
                     }
                 }
             }