anchor.diff:  ----
   ====
   
  -[[force-pull]]
  +[[docker-force-pull]]
   
   === Force Pull
   
  -By default, if the builder image specified in the build configuration is available locally on the node, that image will be used.  However, to override the local image and refresh it from
  -the registry to which the ImageStream points, create a `*buildConfig*` with the "forcePull" flag set to true:
  +By default, if the builder image specified in the build configuration is
  +available locally on the node, that image will be used. However, to override the
  +local image and refresh it from the registry to which the image stream points,
  +create a `*buildConfig*` with the `*forcePull*` flag set to *true*:
   
   ====
   
  
positive.code: link:../architecture/core_concepts/builds_and_image_streams.html#source-build[S2I
  build strategy].
  
  [[force-pull]]
  
  === Force Pull
  
  By default, if the builder image specified in the build configuration is available locally on the node, that image will be used.  However, to override the local image and refresh it from
  the registry to which the ImageStream points, create a `*buildConfig*` with the "forcePull" flag set to true:
  
  ====
  
  
negative.code: ====
  +
  In this case, the `*sourceStrategy*` definition is consuming the `latest` tag of
  the image stream named `ruby-20-centos7` located within this namespace.
  
  . Define an image change trigger:
  +
  