quoting content=

playbooks/roles/certs/tasks/deploy.yml

@@ -28,7 +28,7 @@
 
 - name: install read-only ssh key for the certs repo
   copy: >
-    content={{ CERTS_GIT_IDENTITY }} dest={{ certs_git_identity }}
+    content="{{ CERTS_GIT_IDENTITY }}" dest={{ certs_git_identity }}
     force=yes owner={{ certs_user }} mode=0600
   notify: restart certs
 

playbooks/roles/edxapp/tasks/deploy.yml

@@ -22,7 +22,7 @@
 
 - name: install read-only ssh key
   copy: >
-    content={{ EDXAPP_GIT_IDENTITY }} dest={{ edxapp_git_identity }}
+    content="{{ EDXAPP_GIT_IDENTITY }}" dest={{ edxapp_git_identity }}
     force=yes owner={{ edxapp_user }} mode=0600
   when: EDXAPP_USE_GIT_IDENTITY
 

playbooks/roles/xserver/tasks/deploy.yml

@@ -25,7 +25,7 @@
 
 - name: install read-only ssh key for the content repo that is required for grading
   copy: >
-    content={{ XSERVER_GIT_IDENTITY }} dest={{ xserver_git_identity }}
+    content="{{ XSERVER_GIT_IDENTITY }}" dest={{ xserver_git_identity }}
     owner={{ xserver_user }} group={{ xserver_user }} mode=0600
   notify: restart xserver