WARNING: linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb-r22a do_fetch: Failed to fetch URL file://fail, attempting MIRRORS if available
ERROR: linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb-r22a do_fetch: Fetcher failure: Unable to find file file://fail anywhere. The paths that were searched were:
    /data/bootlin-trainings/yocto-labs/meta-bootlinlabs/recipes-kernel/linux/linux-ti-staging/poky
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19/poky
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb/poky
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging/poky
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/files/poky
    /data/bootlin-trainings/yocto-labs/meta-bootlinlabs/recipes-kernel/linux/linux-ti-staging/beaglebone
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19/beaglebone
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb/beaglebone
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging/beaglebone
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/files/beaglebone
    /data/bootlin-trainings/yocto-labs/meta-bootlinlabs/recipes-kernel/linux/linux-ti-staging/ti33x
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19/ti33x
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb/ti33x
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging/ti33x
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/files/ti33x
    /data/bootlin-trainings/yocto-labs/meta-bootlinlabs/recipes-kernel/linux/linux-ti-staging/ti-soc
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19/ti-soc
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb/ti-soc
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging/ti-soc
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/files/ti-soc
    /data/bootlin-trainings/yocto-labs/meta-bootlinlabs/recipes-kernel/linux/linux-ti-staging/armv7a
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19/armv7a
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb/armv7a
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging/armv7a
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/files/armv7a
    /data/bootlin-trainings/yocto-labs/meta-bootlinlabs/recipes-kernel/linux/linux-ti-staging/arm
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19/arm
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb/arm
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging/arm
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/files/arm
    /data/bootlin-trainings/yocto-labs/meta-bootlinlabs/recipes-kernel/linux/linux-ti-staging/
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19/
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb/
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging/
    /data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/files/
    /data/bootlin-trainings/yocto-labs/build/downloads
ERROR: linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb-r22a do_fetch: Fetcher failure for URL: 'file://fail'. Unable to fetch URL from any source.
ERROR: linux-ti-staging-4.19.79+gitAUTOINC+fbf2b6dfdb-r22a do_fetch: Function failed: base_do_fetch
ERROR: Logfile of failure stored in: /data/bootlin-trainings/yocto-labs/build/tmp/work/beaglebone-poky-linux-gnueabi/linux-ti-staging/4.19.79+gitAUTOINC+fbf2b6dfdb-r22a/temp/log.do_fetch.2162
ERROR: Task (/data/bootlin-trainings/yocto-labs/meta-ti/recipes-kernel/linux/linux-ti-staging_4.19.bb:do_fetch) failed with exit code '1'
NOTE: Tasks Summary: Attempted 335 tasks of which 334 didn't need to be rerun and 1 failed.