FIX releaser to work with forks

Signed-off-by: Matt Clegg <m@cle.gg>

.goreleaser.yml

@@ -58,7 +58,7 @@ snapshot:
 dockers:
   - goos: linux
     goarch: amd64
-    skip_push: false
+    skip_push: "{{ ne .GitURL 'https://github.com/helm/chart-releaser' | toYaml }}"
     dockerfile: Dockerfile
     use: buildx
     image_templates:
@@ -77,7 +77,7 @@ dockers:
 
   - goos: linux
     goarch: arm64
-    skip_push: false
+    skip_push: "{{ ne .GitURL 'https://github.com/helm/chart-releaser' | toYaml }}"
     dockerfile: Dockerfile
     use: buildx
     image_templates:
@@ -97,7 +97,7 @@ dockers:
   - goos: linux
     goarch: arm
     goarm: 7
-    skip_push: false
+    skip_push: "{{ ne .GitURL 'https://github.com/helm/chart-releaser' | toYaml }}"
     dockerfile: Dockerfile
     use: buildx
     image_templates:
@@ -116,7 +116,7 @@ dockers:
 
   - goos: linux
     goarch: s390x
-    skip_push: false
+    skip_push: "{{ ne .GitURL 'https://github.com/helm/chart-releaser' | toYaml }}"
     dockerfile: Dockerfile
     use: buildx
     image_templates:
@@ -135,7 +135,7 @@ dockers:
 
   - goos: linux
     goarch: ppc64le
-    skip_push: false
+    skip_push: "{{ ne .GitURL 'https://github.com/helm/chart-releaser' | toYaml }}"
     dockerfile: Dockerfile
     use: buildx
     image_templates:
@@ -204,7 +204,7 @@ brews:
       name: helm-bot
       email: helm-bot@users.noreply.github.com
     directory: Formula
-    homepage: https://github.com/helm/chart-releaser/
+    homepage: "{{ .GitURL }}"
     description: Hosting Helm Charts via GitHub Pages and Releases
     install: |
       bin.install "cr"