use centos 6 images for now

bob/devtools/data/gitlab-ci/base-build.yaml

@@ -32,7 +32,7 @@ build_linux:
   extends: .build_template
   tags:
     - docker
-  image: quay.io/condaforge/linux-anvil-cos7-x86_64
+  image: quay.io/condaforge/linux-anvil-comp7
   cache:
     key: "linux-cache"
 

bob/devtools/data/gitlab-ci/docs.yaml

@@ -20,7 +20,7 @@ stages:
 .bootstrap:
   tags:
     - docker
-  image: quay.io/condaforge/linux-anvil-cos7-x86_64
+  image: quay.io/condaforge/linux-anvil-comp7
   before_script:
     - curl --silent "${BOOTSTRAP}" --output "bootstrap.py"
     - python3 bootstrap.py -vv channel base

bob/devtools/data/gitlab-ci/nightlies.yaml

@@ -42,7 +42,7 @@ stages:
   extends: .build_template
   tags:
     - docker
-  image: quay.io/condaforge/linux-anvil-cos7-x86_64
+  image: quay.io/condaforge/linux-anvil-comp7
 
 build_linux_37:
   extends: .build_linux_template
@@ -85,7 +85,7 @@ build_macos_intel_38:
   stage: cleanup
   tags:
     - docker
-  image: quay.io/condaforge/linux-anvil-cos7-x86_64
+  image: quay.io/condaforge/linux-anvil-comp7
   script:
     - bdt ci clean-betas -vv
   cache:

bob/devtools/data/gitlab-ci/noarch.yaml

@@ -52,7 +52,7 @@ build_linux:
   extends: .build_template
   tags:
     - docker
-  image: quay.io/condaforge/linux-anvil-cos7-x86_64
+  image: quay.io/condaforge/linux-anvil-comp7
   variables:
     PYTHON_VERSION: "3.8"
     BUILD_EGG: "true"
@@ -97,7 +97,7 @@ build_macos_intel:
   extends: .test_template
   tags:
     - docker
-  image: quay.io/condaforge/linux-anvil-cos7-x86_64
+  image: quay.io/condaforge/linux-anvil-comp7
 
 
 .test_macos_intel_template:

bob/devtools/data/gitlab-ci/single-package.yaml

@@ -52,7 +52,7 @@ stages:
   extends: .build_template
   tags:
     - docker
-  image: quay.io/condaforge/linux-anvil-cos7-x86_64
+  image: quay.io/condaforge/linux-anvil-comp7
   artifacts:
     paths:
       - ${CONDA_ROOT}/conda-bld/linux-64/*.conda
@@ -127,7 +127,7 @@ build_linux_38:
   extends: .test_template
   tags:
     - docker
-  image: quay.io/condaforge/linux-anvil-cos7-x86_64
+  image: quay.io/condaforge/linux-anvil-comp7
 
 
 .test_macos_intel_template: