optimus: Only use gfiber* tags for local version

Previously, we had the word spacecast in version strings of Optimus
binaries due to git tags that carry the word spacecast. Let's avoid this
and match only git tags that start with "gfiber".

Change-Id: I84c90cd7f6a0b925087c413f00ec80eef72b248f
diff --git a/arch/arm/configs/optimus_defconfig b/arch/arm/configs/optimus_defconfig
index c5b8b47..0eae0be 100644
--- a/arch/arm/configs/optimus_defconfig
+++ b/arch/arm/configs/optimus_defconfig
@@ -1,4 +1,5 @@
 CONFIG_COMCERTO_BOOTLOADER=y
+CONFIG_LOCALVERSION_AUTO_GIT_TAG_GLOB="gfiber*"
 CONFIG_TEXT_BASE=0x1000000
 CONFIG_MEMORY_LAYOUT_FIXED=y
 CONFIG_STACK_BASE=0x05000000
diff --git a/arch/arm/configs/optimus_mfg_defconfig b/arch/arm/configs/optimus_mfg_defconfig
index aa7a301..ae128a1 100644
--- a/arch/arm/configs/optimus_mfg_defconfig
+++ b/arch/arm/configs/optimus_mfg_defconfig
@@ -1,4 +1,5 @@
 CONFIG_COMCERTO_BOOTLOADER=y
+CONFIG_LOCALVERSION_AUTO_GIT_TAG_GLOB="gfiber*"
 CONFIG_TEXT_BASE=0x1000000
 CONFIG_MEMORY_LAYOUT_FIXED=y
 CONFIG_STACK_BASE=0x05000000
diff --git a/arch/arm/configs/optimus_uloader_defconfig b/arch/arm/configs/optimus_uloader_defconfig
index 350aeac..49f048b 100644
--- a/arch/arm/configs/optimus_uloader_defconfig
+++ b/arch/arm/configs/optimus_uloader_defconfig
@@ -2,6 +2,7 @@
 CONFIG_M86297=y
 # CONFIG_CMD_ARM_CPUINFO is not set
 # CONFIG_ARM_EXCEPTIONS is not set
+CONFIG_LOCALVERSION_AUTO_GIT_TAG_GLOB="gfiber*"
 CONFIG_TEXT_BASE=0x83000000
 CONFIG_MEMORY_LAYOUT_FIXED=y
 CONFIG_STACK_BASE=0x8300c000