WA hardcoded sre-ci hostname for config drive build

PROD-37197

Change-Id: Ic8789c8b33c3c3e001bd1a96d0cb21600bbf27f0
diff --git a/src/com/mirantis/system_qa/SharedPipeline.groovy b/src/com/mirantis/system_qa/SharedPipeline.groovy
index 110d406..66c24fb 100644
--- a/src/com/mirantis/system_qa/SharedPipeline.groovy
+++ b/src/com/mirantis/system_qa/SharedPipeline.groovy
@@ -488,10 +488,11 @@
         def mcp_salt_repo_url = env.MCP_SALT_REPO_URL ?: ''
         def mcp_salt_repo_key = env.MCP_SALT_REPO_KEY ?: ''
         def deploy_network_mask = env.DEPLOY_NETWORK_NETMASK ?: ''
+        def jenkins_host = env.SCRIPT_JENKINS_IP ?: 'sre-ci.scc.mirantis.net'
 
         def parameters = [
                 string(name: 'CLUSTER_NAME', value: "${LAB_CONFIG_NAME}"),
-                string(name: 'MODEL_URL', value: "http://sre-ci.scc.mirantis.net:8098/${LAB_CONFIG_NAME}.git"),
+                string(name: 'MODEL_URL', value: "http://${jenkins_host}:8098/${LAB_CONFIG_NAME}.git"),
                 string(name: 'MODEL_URL_OBJECT_TYPE', value: "git"),
                 booleanParam(name: 'DOWNLOAD_CONFIG_DRIVE', value: true),
                 string(name: 'MCP_VERSION', value: "${MCP_VERSION}"),