install: Borrow GitHub client pattern from sigs.k8s.io/release-sdk

Signed-off-by: Stephen Augustus <foo@auggie.dev>

go.mod

@@ -5,9 +5,13 @@ go 1.17
 require (
 	github.com/caarlos0/env/v6 v6.9.2
 	github.com/google/go-cmp v0.5.8
+	github.com/gregjones/httpcache v0.0.0-20190611155906-901d90724c79
 	github.com/ossf/scorecard/v4 v4.2.0
 	github.com/sigstore/cosign v1.8.0
+	github.com/sirupsen/logrus v1.8.1
 	github.com/spf13/cobra v1.4.0
+	sigs.k8s.io/release-sdk v0.8.0
+	sigs.k8s.io/release-utils v0.6.1-0.20220405215325-d4a2a2f0e8fd
 )
 
 require (
@@ -25,11 +29,14 @@ require (
 	github.com/Azure/go-autorest/autorest/date v0.3.0 // indirect
 	github.com/Azure/go-autorest/logger v0.2.1 // indirect
 	github.com/Azure/go-autorest/tracing v0.6.0 // indirect
+	github.com/Microsoft/go-winio v0.5.1 // indirect
 	github.com/PaesslerAG/gval v1.0.0 // indirect
 	github.com/PaesslerAG/jsonpath v0.1.1 // indirect
+	github.com/ProtonMail/go-crypto v0.0.0-20210428141323-04723f9f07d7 // indirect
 	github.com/PuerkitoBio/purell v1.1.1 // indirect
 	github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 // indirect
 	github.com/ThalesIgnite/crypto11 v1.2.5 // indirect
+	github.com/acomagu/bufpipe v1.0.3 // indirect
 	github.com/asaskevich/govalidator v0.0.0-20210307081110-f21760c49a8d // indirect
 	github.com/aws/aws-sdk-go-v2 v1.16.2 // indirect
 	github.com/aws/aws-sdk-go-v2/config v1.15.3 // indirect
@@ -71,6 +78,7 @@ require (
 	github.com/docker/docker v20.10.12+incompatible // indirect
 	github.com/docker/docker-credential-helpers v0.6.4 // indirect
 	github.com/dustin/go-humanize v1.0.0 // indirect
+	github.com/emirpasic/gods v1.12.0 // indirect
 	github.com/envoyproxy/go-control-plane v0.10.2-0.20220325020618-49ff273808a1 // indirect
 	github.com/envoyproxy/protoc-gen-validate v0.6.2 // indirect
 	github.com/fatih/color v1.13.0 // indirect
@@ -79,6 +87,9 @@ require (
 	github.com/fullstorydev/grpcurl v1.8.2 // indirect
 	github.com/ghodss/yaml v1.0.0 // indirect
 	github.com/go-chi/chi v4.1.2+incompatible // indirect
+	github.com/go-git/gcfg v1.5.0 // indirect
+	github.com/go-git/go-billy/v5 v5.3.1 // indirect
+	github.com/go-git/go-git/v5 v5.4.2 // indirect
 	github.com/go-logr/logr v1.2.3 // indirect
 	github.com/go-openapi/analysis v0.21.2 // indirect
 	github.com/go-openapi/errors v0.20.2 // indirect
@@ -106,6 +117,7 @@ require (
 	github.com/google/certificate-transparency-go v1.1.2 // indirect
 	github.com/google/go-containerregistry v0.8.1-0.20220209165246-a44adc326839 // indirect
 	github.com/google/go-github/v38 v38.1.0 // indirect
+	github.com/google/go-github/v39 v39.2.0 // indirect
 	github.com/google/go-github/v41 v41.0.0 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
@@ -126,12 +138,14 @@ require (
 	github.com/imdario/mergo v0.3.12 // indirect
 	github.com/in-toto/in-toto-golang v0.3.4-0.20211211042327-af1f9fb822bf // indirect
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 // indirect
 	github.com/jedisct1/go-minisign v0.0.0-20211028175153-1c139d1cc84b // indirect
 	github.com/jhump/protoreflect v1.9.0 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/jonboulle/clockwork v0.2.2 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/kevinburke/ssh_config v0.0.0-20201106050909-4977a11b4351 // indirect
 	github.com/klauspost/compress v1.15.1 // indirect
 	github.com/leodido/go-urn v1.2.1 // indirect
 	github.com/letsencrypt/boulder v0.0.0-20220331220046-b23ab962616e // indirect
@@ -154,6 +168,7 @@ require (
 	github.com/opentracing/opentracing-go v1.2.0 // indirect
 	github.com/pelletier/go-toml v1.9.4 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.0-beta.8 // indirect
+	github.com/peterbourgon/diskv v2.0.1+incompatible // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/prometheus/client_golang v1.12.1 // indirect
 	github.com/prometheus/client_model v0.2.0 // indirect
@@ -167,12 +182,12 @@ require (
 	github.com/sassoftware/relic v0.0.0-20210427151427-dfb082b79b74 // indirect
 	github.com/secure-systems-lab/go-securesystemslib v0.3.1 // indirect
 	github.com/segmentio/ksuid v1.0.4 // indirect
+	github.com/sergi/go-diff v1.2.0 // indirect
 	github.com/shibumi/go-pathspec v1.3.0 // indirect
 	github.com/shurcooL/githubv4 v0.0.0-20201206200315-234843c633fa // indirect
 	github.com/shurcooL/graphql v0.0.0-20200928012149-18c5c3165e3a // indirect
 	github.com/sigstore/fulcio v0.1.2-0.20220114150912-86a2036f9bc7 // indirect
 	github.com/sigstore/sigstore v1.2.1-0.20220424143412-3d41663116d5 // indirect
-	github.com/sirupsen/logrus v1.8.1 // indirect
 	github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966 // indirect
 	github.com/soheilhy/cmux v0.1.5 // indirect
 	github.com/spf13/afero v1.8.2 // indirect
@@ -191,6 +206,7 @@ require (
 	github.com/urfave/cli v1.22.5 // indirect
 	github.com/vbatts/tar-split v0.11.2 // indirect
 	github.com/xanzy/go-gitlab v0.64.0 // indirect
+	github.com/xanzy/ssh-agent v0.3.0 // indirect
 	github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 // indirect
 	github.com/zeebo/errs v1.2.2 // indirect
 	go.etcd.io/bbolt v1.3.6 // indirect
@@ -241,6 +257,7 @@ require (
 	gopkg.in/ini.v1 v1.66.4 // indirect
 	gopkg.in/natefinch/lumberjack.v2 v2.0.0 // indirect
 	gopkg.in/square/go-jose.v2 v2.6.0 // indirect
+	gopkg.in/warnings.v0 v0.1.2 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
 	gotest.tools/v3 v3.1.0 // indirect
@@ -253,7 +270,6 @@ require (
 	knative.dev/pkg v0.0.0-20220325200448-1f7514acd0c2 // indirect
 	mvdan.cc/sh/v3 v3.4.3 // indirect
 	sigs.k8s.io/json v0.0.0-20211208200746-9f7c6b3444d2 // indirect
-	sigs.k8s.io/release-utils v0.6.0 // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.2.1 // indirect
 	sigs.k8s.io/yaml v1.3.0 // indirect
 )