Use internal aptly when testing models

Change-Id: I6c6b81ce63cf210dad3130dce68ebb2a1cfde5ea
diff --git a/src/com/mirantis/mk/SaltModelTesting.groovy b/src/com/mirantis/mk/SaltModelTesting.groovy
index 35c1e78..1e3174e 100644
--- a/src/com/mirantis/mk/SaltModelTesting.groovy
+++ b/src/com/mirantis/mk/SaltModelTesting.groovy
@@ -41,6 +41,9 @@
     dockerMaxCpusOption = "--cpus=${dockerMaxCpus}"
   }
 
+  sh("cd /srv/salt && find . -type f \\( -name '*.yml' -or -name '*.sh' \\) -exec sed -i 's/apt.mirantis.com/apt.mirantis.net:8085/g' {} \\;")
+  sh("cd /srv/salt && find . -type f \\( -name '*.yml' -or -name '*.sh' \\) -exec sed -i 's/apt.mirantis.com/apt.mirantis.net:8085/g' {} \\;")
+
   img.inside("-u root:root --hostname=${masterName} --ulimit nofile=4096:8192 ${dockerMaxCpusOption}") {
     if (!imageFound) {
       sh("apt-get update && apt-get install -y curl git python-pip sudo python-pip python-dev zlib1g-dev git")