how to mod this clip size cost function?

[Tradeaeratrade]

; _DWORD __fastcall UC_PlayerProgress::ConsoleCmd_ClipSizeCost(UC_PlayerProgress *__hidden this, bool)
.text:0065B418 EXPORT _ZN17UC_PlayerProgress23ConsoleCmd_ClipSizeCostEb
.text:0065B418 _ZN17UC_PlayerProgress23ConsoleCmd_ClipSizeCostEb
.text:0065B418 ; DATA XREF: LOAD:00051714↑o
.text:0065B418 ; UC_PlayerProgress::AddConsoleCommands(void)+29C↑o ...
.text:0065B418 ; __unwind {
.text:0065B418 CMP R0, #0
.text:0065B41C STMFD SP!, {R11,LR}
.text:0065B420 ADD R11, SP, #4
.text:0065B424 BNE loc_65B434
.text:0065B428 BL _ZN17UC_PlayerProgress16PrintUpgradeCostE22UC_WEAPON_UPGRADE_TYPE ; UC_PlayerProgressrintUpgradeCost(UC_WEAPON_UPGRADE_TYPE)
.text:0065B42C MOV R0, #1
.text:0065B430 LDMFD SP!, {R11,PC}
.text:0065B434 ; ---------------------------------------------------------------------------
.text:0065B434
.text:0065B434 loc_65B434 ; CODE XREF: UC_PlayerProgress::ConsoleCmd_ClipSizeCost(bool)+C↑j
.text:0065B434 LDR R0, =(aPrintsTheCostO_0 - 0x65B440)
.text:0065B438 ADD R0, PC, R0 ; "Prints the cost of increasing the clip "...
.text:0065B43C BL _ZN20Asura_CommandConsole6PrintfEPKwz ; Asura_CommandConsole:rintf(wchar_t const*,...)
.text:0065B440 MOV R0, #1
.text:0065B444 LDMFD SP!, {R11,PC}
.text:0065B444 ; End of function UC_PlayerProgress::ConsoleCmd_ClipSizeCost(bool)