cmd: revert further changes from #31630

Author: lightclient

cmd/geth/consolecmd_test.go

@@ -39,8 +39,9 @@ const (
 // child g gets a temporary data directory.
 func runMinimalGeth(t *testing.T, args ...string) *testgeth {
 	// --holesky to make the 'writing genesis to disk' faster (no accounts)
+	// --networkid=1337 to avoid cache bump
 	// --syncmode=full to avoid allocating fast sync bloom
-	allArgs := []string{"--holesky", "--authrpc.port", "0", "--syncmode=full", "--port", "0",
+	allArgs := []string{"--holesky", "--networkid", "1337", "--authrpc.port", "0", "--syncmode=full", "--port", "0",
 		"--nat", "none", "--nodiscover", "--maxpeers", "0", "--cache", "64",
 		"--datadir.minfreedisk", "0"}
 	return runGeth(t, append(allArgs, args...)...)

cmd/utils/flags.go

@@ -1609,7 +1609,7 @@ func setRequiredBlocks(ctx *cli.Context, cfg *ethconfig.Config) {
 
 // SetEthConfig applies eth-related command line flags to the config.
 func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
-	// Avoid conflicting network flags, don't allow network id override on preset networks
+	// Avoid conflicting network flags
 	flags.CheckExclusive(ctx, MainnetFlag, DeveloperFlag, SepoliaFlag, HoleskyFlag, HoodiFlag, OverrideGenesisFlag)
 	flags.CheckExclusive(ctx, DeveloperFlag, ExternalSignerFlag) // Can't use both ephemeral unlocked and external signer