ci: avoid flaky mise API verification

Author: lox

.buildkite/hooks/pre-command

@@ -12,3 +12,14 @@ mkdir -p \
 export GOCACHE="${cache_root}/go/build"
 export GOMODCACHE="${cache_root}/go/pkg/mod"
 export GOLANGCI_LINT_CACHE="${cache_root}/golangci-lint"
+
+# CI pins tool versions in mise.toml/mise.lock, but the go: backend used for
+# go-cover-treemap does not support locked-mode URLs. Skip the GitHub API-backed
+# attestation/SLSA checks instead so reruns do not fail on unauthenticated rate
+# limits inside the mise plugin.
+export MISE_AQUA_GITHUB_ATTESTATIONS=false
+export MISE_AQUA_SLSA=false
+export MISE_GITHUB_ATTESTATIONS=false
+export MISE_GITHUB_GITHUB_ATTESTATIONS=false
+export MISE_GITHUB_SLSA=false
+export MISE_SLSA=false