Cannot checkout msm-4.14

I think there is an issue with the repo manifest for release 15.1 for the wp77xx.
When trying to get swi-linux-src repo sync fails with:

error: The following untracked working tree files would be overwritten by checkout:
        Documentation/.gitignore
        Documentation/00-INDEX
        Documentation/ABI/README
        Documentation/ABI/obsolete/proc-sys-vm-nr_pdflush_threads
        Documentation/ABI/obsolete/sysfs-bus-usb
        Documentation/ABI/obsolete/sysfs-driver-hid-roccat-arvo
        Documentation/ABI/obsolete/sysfs-driver-hid-roccat-isku
        Documentation/ABI/obsolete/sysfs-driver-hid-roccat-koneplus
        Documentation/ABI/obsolete/sysfs-driver-hid-roccat-konepure
        Documentation/ABI/obsolete/sysfs-driver-hid-roccat-kovaplus
        Documentation/ABI/obsolete/sysfs-driver-hid-roccat-lua
        Documentation/ABI/obsolete/sysfs-driver-hid-roccat-pyra
        Documentation/ABI/obsolete/sysfs-driver-hid-roccat-ryos
        Documentation/ABI/obsolete/sysfs-driver-hid-roccat-savu
        Documentation/ABI/obsolete/sysfs-firmware-acpi
        Documentation/ABI/obsolete/sysfs-gpio
        Documentation/ABI/removed/devfs
        Documentation/ABI/removed/dv1394
        Documentation/ABI/removed/ip_queue
        Documentation/ABI/removed/net_dma
        Documentation/ABI/removed/o2cb
        Documentation/ABI/removed/raw1394
        Documentation/ABI/removed/sysfs-class-rfkill
        Documentation/ABI/removed/video1394
        Documentation/ABI/stable/firewire-cdev
        Documentation/ABI/stable/o2cb
        Documentation/ABI/stable/syscalls
        Documentation/ABI/stable/sysfs-acpi-pmprofile
        Documentation/ABI/stable/sysfs-bus-firewire
        Documentation/ABI/stable/sysfs-bus-nvmem
        Documentation/ABI/stable/sysfs-bus-usb
        Documentation/ABI/stable/sysfs-bus-vmbus
        Documentation/ABI/stable/sysfs-bus-w1
        Documentation/ABI/stable/sysfs-bus-xen-backend
        Documentation/ABI/stable/sysfs-class-backlight
        Documentation/ABI/stable/sysfs-class-rfkill
        Documentation/ABI/stable/sysfs-class-tpm
        Documentation/ABI/stable/sysfs-class-ubi
        Documentation/ABI/stable/sysfs-class-udc
        Documentation/ABI/stable/sysfs-devices
        Documentation/ABI/stable/sysfs-devices-node
        Documentation/ABI/stable/sysfs-devices-system-cpu
        Documentation/ABI/stable/sysfs-devices-system-xen_memory
        Documentation/ABI/stable/sysfs-driver-aspeed-vuart
        Documentation/ABI/stable/sysfs-driver-dma-ioatdma
        Documentation/ABI/stable/sysfs-driver-ib_srp
        Documentation/ABI/stable/sysfs-driver-qla2xxx
        Documentation/ABI/stable/sysfs-driver-usb-usbtmc
        Documentation/ABI/stable/sysfs-driver-w1_ds28e04
        Documentation/ABI/stable/sysfs-driver-w1_ds28ea00
        Documentation/ABI/stable/sysfs-firmware-efi-vars
        Documentation/ABI/stable/sysfs-firmware-opal-dump
        Documentation/ABI/stable/sysfs-firmware-opal-elog
        Documentation/ABI/stable/sysfs-fs-orangefs
        Documentation/ABI/stable/sysfs-hypervisor-xen
        Documentation/ABI/stable/sysfs-module
        Documentation/ABI/stable/sysfs-transport-srp
        Documentation/ABI/stable/thermal-notification
        Documentation/ABI/stable/vdso
        Documentation/ABI/testing/configfs-acpi
        Documentation/ABI/testing/configfs-iio
        Documentation/ABI/testing/configfs-rdma_cm
        Documentation/ABI/testing/configfs-spear-pcie-gadget
        Documentation/ABI/testing/configfs-stp-policy
        Documentation/ABI/testing/configfs-usb-gadget
        Documentation/ABI/testing/configfs-usb-gadget-acm
        Documentation/ABI/testing/configfs-usb-gadget-ecm
        Documentation/ABI/testing/configfs-usb-gadget-eem
        Documentation/ABI/testing/configfs-usb-gadget-ffs
        Documentation/ABI/testing/configfs-usb-gadget-hid
        Documentation/ABI/testing/configfs-usb-gadget-loopback
        Documentation/ABI/testing/configfs-usb-gadget-mass-storage
        Documentation/ABI/testing/configfs-usb-gadget-midi
        Documentation/ABI/testing/configfs-usb-gadget-ncm
        Documentation/ABI/testing/configfs-usb-gadget-obex
        Documentation/ABI/testing/configfs-usb-gadget-phonet
        Documentation/ABI/testing/configfs-usb-gadget-printer
        Documentation/ABI/testing/configfs-usb-gadget-rndis
        Documentation/ABI/testing/configfs-usb-gadget-serial
        Documentation/ABI/testing/configfs-usb-gadget-sourcesink
        Documentation/ABI/testing/configfs-usb-gadget-subset
        Documentation/ABI/testing/configfs-usb-gadget-tcm
        Documentation/ABI/testing/configfs-usb-gadget-uac1
        Documentation/ABI/testing/configfs-usb-gadget-uac1_legacy
        Documentation/ABI/testing/configfs-usb-gadget-uac2
        Documentation/ABI/
Aborting
kernel/: leaving master; does not track upstream
error: kernel/: msm-4.14 checkout 72256b48ea4b65b37e91c98aea9c2a117f133b14
error: Cannot checkout msm-4.14

error: Exited sync due to checkout errors
Failing repos:
kernel

The issue appeared to be related to repo.
If I executed the sync differently it worked ok.

mkdir swi-linux-src && cd swi-linux-src
repo init --repo-branch=repo-1 -u ssh://git@github.com/legatoproject/manifest -m mdm9x06/tags/SWI9X06Y_03.00.13.00/linux.xml -g default,-cache,proprietary ; repo sync