checkout desired version with:

$ git checkout <version>

ie:
$ git checkout LRD-REL-10.135.0.6

available versions:

LRD-REL-10.135.0.6
    laird-summit60-firmware-pcie-uart
    laird-summit60-firmware-pcie-usb
    laird-summit60-firmware-sdio-sdio
    laird-summit60-firmware-sdio-uart
    laird-summit60-firmware-usb-uart
    laird-summit60-firmware-usb-usb

LRD-REL-11.39.0.18
    laird-60-radio-firmware-pcie-uart
    laird-60-radio-firmware-pcie-usb
    laird-60-radio-firmware-sdio-sdio
    laird-60-radio-firmware-sdio-uart
    laird-60-radio-firmware-usb-uart
    laird-60-radio-firmware-usb-usb
    laird-lwb-etsi-firmware
    laird-lwb-fcc-firmware
    laird-lwb-jp-firmware
    laird-lwb5plus-sdio-div-firmware
    laird-lwb5plus-sdio-sa-firmware
    laird-lwb5plus-sdio-sa-m2-firmware
    laird-lwb5plus-usb-div-firmware
    laird-lwb5plus-usb-sa-firmware
    laird-lwb5plus-usb-sa-m2-firmware
    laird-lwbplus-firmware

LRD-REL-11.39.0.23
    laird-60-radio-firmware-pcie-uart
    laird-60-radio-firmware-pcie-usb
    laird-60-radio-firmware-sdio-sdio
    laird-60-radio-firmware-sdio-uart
    laird-60-radio-firmware-usb-uart
    laird-60-radio-firmware-usb-usb


LRD-REL-11.92.0.20
	laird-60-radio-firmware-pcie-uart
	laird-60-radio-firmware-pcie-usb
	laird-60-radio-firmware-sdio-sdio
	laird-60-radio-firmware-sdio-uart
	laird-60-radio-firmware-usb-uart
	laird-60-radio-firmware-usb-usb
	laird-som8mp-radio-firmware

LRD-REL-11.171.0.24
	laird-60-radio-firmware-pcie-uart
	laird-60-radio-firmware-pcie-usb
	laird-60-radio-firmware-sdio-sdio
	laird-60-radio-firmware-sdio-uart
	laird-60-radio-firmware-usb-uart
	laird-60-radio-firmware-usb-usb
	laird-if573-pcie-firmware
	laird-if573-sdio-firmware
	laird-lwb-etsi-firmware
	laird-lwb-fcc-firmware
	laird-lwb-jp-firmware
	laird-lwb5plus-sdio-div-firmware
	laird-lwb5plus-sdio-sa-firmware
	laird-lwb5plus-sdio-sa-m2-firmware
	laird-lwb5plus-usb-div-firmware
	laird-lwb5plus-usb-sa-firmware
	laird-lwb5plus-usb-sa-m2-firmware
	laird-lwbplus-firmware

LRD-REL-11.171.0.28 - support for BD-SDMAC radio only
	laird-60-radio-firmware-pcie-uart
	laird-60-radio-firmware-pcie-usb
	laird-60-radio-firmware-sdio-sdio
	laird-60-radio-firmware-sdio-uart
	laird-60-radio-firmware-usb-uart
	laird-60-radio-firmware-usb-usb
	laird-bdsdmac-firmware
	laird-if573-pcie-firmware
	laird-if573-sdio-firmware
	laird-lwb-etsi-firmware
	laird-lwb-fcc-firmware
	laird-lwb-jp-firmware
	laird-lwb5plus-sdio-div-firmware
	laird-lwb5plus-sdio-sa-firmware
	laird-lwb5plus-sdio-sa-m2-firmware
	laird-lwb5plus-usb-div-firmware
	laird-lwb5plus-usb-sa-firmware
	laird-lwb5plus-usb-sa-m2-firmware
	laird-lwbplus-firmware

LRD-REL-12.29.0.22
	summit-60-radio-firmware-pcie-uart
	summit-60-radio-firmware-pcie-usb
	summit-60-radio-firmware-sdio-sdio
	summit-60-radio-firmware-sdio-uart
	summit-60-radio-firmware-usb-uart
	summit-60-radio-firmware-usb-usb
	summit-bdsdmac-firmware
	summit-if573-pcie-firmware
	summit-if573-sdio-firmware
	summit-lwb5plus-sdio-div-firmware
	summit-lwb5plus-sdio-sa-firmware
	summit-lwb5plus-sdio-sa-m2-firmware
	summit-lwb5plus-usb-div-firmware
	summit-lwb5plus-usb-sa-firmware
	summit-lwb5plus-usb-sa-m2-firmware
	summit-lwb-etsi-firmware
	summit-lwb-fcc-firmware
	summit-lwb-jp-firmware
	summit-lwbplus-firmware
	summit-som8mp-radio-firmware