add build flags for CI

Author: keithsue

.github/workflows/release.yml

@@ -32,6 +32,9 @@ jobs:
         if: ${{ steps.vars.outputs.should_release == 'true' }}
         with:
           args: chain build --release --release.prefix ${{ steps.vars.outputs.tarball_prefix }} -t linux:amd64 -t darwin:amd64 -t darwin:arm64
+        env:
+          DO_NOT_TRACK: 1
+          GOFLAGS: "-buildvcs=false"
 
       - name: Delete the "latest" Release
         uses: dev-drprasad/[email protected]