Downgrade go-git to 5.3.0 due to regression. (#55)

Dockerfile

@@ -1,6 +1,6 @@
 FROM ghcr.io/metal-stack/builder:latest as builder
 
-FROM alpine:3.17
+FROM alpine:3.18
 RUN apk add --no-cache ca-certificates
 COPY --from=builder /work/bin/metal-robot /metal-robot
 CMD ["/metal-robot"]

go.mod

@@ -5,10 +5,10 @@ go 1.20
 require (
 	github.com/atedja/go-multilock v0.0.0-20170315063113-31d195f255fb
 	github.com/blang/semver/v4 v4.0.0
-	github.com/bradleyfalzon/ghinstallation/v2 v2.3.0
+	github.com/bradleyfalzon/ghinstallation/v2 v2.4.0
 	github.com/go-git/go-billy/v5 v5.4.1
-	github.com/go-git/go-git/v5 v5.6.1
-	github.com/go-playground/validator/v10 v10.12.0
+	github.com/go-git/go-git/v5 v5.3.0
+	github.com/go-playground/validator/v10 v10.13.0
 	github.com/go-playground/webhooks/v6 v6.0.1
 	github.com/google/go-cmp v0.5.9
 	github.com/google/go-github/v51 v51.0.0
@@ -19,55 +19,53 @@ require (
 	github.com/tidwall/gjson v1.14.4
 	github.com/tidwall/sjson v1.2.5
 	go.uber.org/zap v1.24.0
-	golang.org/x/sync v0.1.0
+	golang.org/x/sync v0.2.0
 	sigs.k8s.io/yaml v1.3.0
 )
 
 require (
-	github.com/Microsoft/go-winio v0.6.0 // indirect
-	github.com/ProtonMail/go-crypto v0.0.0-20230411080316-8b3893ee7fca // indirect
-	github.com/acomagu/bufpipe v1.0.4 // indirect
-	github.com/benbjohnson/clock v1.3.0 // indirect
-	github.com/cloudflare/circl v1.1.0 // indirect
+	github.com/Microsoft/go-winio v0.6.1 // indirect
+	github.com/ProtonMail/go-crypto v0.0.0-20230426101702-58e86b294756 // indirect
+	github.com/benbjohnson/clock v1.3.4 // indirect
+	github.com/cloudflare/circl v1.3.3 // indirect
 	github.com/emirpasic/gods v1.18.1 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/go-git/gcfg v1.5.0 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/golang-jwt/jwt/v4 v4.5.0 // indirect
-	github.com/golang/protobuf v1.5.2 // indirect
-	github.com/google/go-github/v50 v50.2.0 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/google/go-github/v52 v52.0.0 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/imdario/mergo v0.3.15 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 // indirect
 	github.com/kevinburke/ssh_config v1.2.0 // indirect
-	github.com/leodido/go-urn v1.2.3 // indirect
+	github.com/leodido/go-urn v1.2.4 // indirect
 	github.com/magiconair/properties v1.8.7 // indirect
+	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.7 // indirect
-	github.com/pjbgf/sha1cd v0.3.0 // indirect
 	github.com/sergi/go-diff v1.3.1 // indirect
-	github.com/skeema/knownhosts v1.1.0 // indirect
 	github.com/spf13/afero v1.9.5 // indirect
-	github.com/spf13/cast v1.5.0 // indirect
+	github.com/spf13/cast v1.5.1 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/subosito/gotenv v1.4.2 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect
 	github.com/xanzy/ssh-agent v0.3.3 // indirect
-	go.uber.org/atomic v1.10.0 // indirect
+	go.uber.org/atomic v1.11.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	golang.org/x/crypto v0.8.0 // indirect
-	golang.org/x/mod v0.8.0 // indirect
-	golang.org/x/net v0.9.0 // indirect
-	golang.org/x/oauth2 v0.6.0 // indirect
-	golang.org/x/sys v0.7.0 // indirect
+	golang.org/x/crypto v0.9.0 // indirect
+	golang.org/x/mod v0.10.0 // indirect
+	golang.org/x/net v0.10.0 // indirect
+	golang.org/x/oauth2 v0.8.0 // indirect
+	golang.org/x/sys v0.8.0 // indirect
 	golang.org/x/text v0.9.0 // indirect
-	golang.org/x/tools v0.6.0 // indirect
+	golang.org/x/tools v0.9.1 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/protobuf v1.28.1 // indirect
+	google.golang.org/protobuf v1.30.0 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect