fix failed e2e

Signed-off-by: Billy Zha <[email protected]>

cmd/oras/internal/option/remote.go

@@ -99,9 +99,9 @@ func (opts *Remote) ApplyFlagsWithPrefix(fs *pflag.FlagSet, prefix, description
 	fs.StringVarP(&opts.Password, flagPrefix+"password", shortPassword, "", notePrefix+"registry password or identity token")
 	fs.BoolVarP(&opts.Insecure, flagPrefix+"insecure", "", false, "allow connections to "+notePrefix+"SSL registry without certs")
 	plainHTTPFlagName := flagPrefix + "plain-http"
-	plainHTTP := *fs.Bool(plainHTTPFlagName, false, "allow insecure connections to "+notePrefix+"registry without SSL check")
+	plainHTTP := fs.Bool(plainHTTPFlagName, false, "allow insecure connections to "+notePrefix+"registry without SSL check")
 	opts.plainHTTP = func() (bool, bool) {
-		return plainHTTP, fs.Changed(plainHTTPFlagName)
+		return *plainHTTP, fs.Changed(plainHTTPFlagName)
 	}
 	fs.StringVarP(&opts.CACertFilePath, flagPrefix+"ca-file", "", "", "server certificate authority file for the remote "+notePrefix+"registry")
 	fs.StringArrayVarP(&opts.resolveFlag, flagPrefix+"resolve", "", nil, "customized DNS for "+notePrefix+"registry, formatted in `host:port:address[:address_port]`")