Temporal network issue?

AB's log shows the following:

----------------
Detailed log of last build step: https://autobuilder.yocto.io/builders/nightly/builds/616/steps/BitbakeSelftest/logs/stdio
Last 60 lines of "BitbakeSelftest.stdio" Error log:

ERROR: test_wget_checkstatus (bb.tests.fetch.FetchCheckStatusTest) (url='http://downloads.yoctoproject.org/releases/sato/sato-engine-0.1.tar.gz')
ERROR: test_wget_checkstatus (bb.tests.fetch.FetchCheckStatusTest) (url='http://downloads.yoctoproject.org/releases/sato/sato-engine-0.2.tar.gz')
ERROR: test_wget_checkstatus (bb.tests.fetch.FetchCheckStatusTest) (url='http://downloads.yoctoproject.org/releases/sato/sato-engine-0.3.tar.gz')
ERROR: test_wget_checkstatus (bb.tests.fetch.FetchCheckStatusTest) (url='http://downloads.yoctoproject.org/releases/opkg/opkg-0.1.7.tar.gz')
ERROR: test_wget_checkstatus (bb.tests.fetch.FetchCheckStatusTest) (url='http://downloads.yoctoproject.org/releases/opkg/opkg-0.3.0.tar.gz')
ERROR: test_wget_checkstatus_connection_cache (bb.tests.fetch.FetchCheckStatusTest) (url='http://downloads.yoctoproject.org/releases/sato/sato-engine-0.1.tar.gz')
ERROR: test_wget_checkstatus_connection_cache (bb.tests.fetch.FetchCheckStatusTest) (url= 'http:// downloads.yoctoproject.org/releases/sato/sato-engine-0.2.tar.gz')
ERROR: test_wget_checkstatus_connection_cache (bb.tests.fetch.FetchCheckStatusTest) (url='http://downloads.yoctoproject.org/releases/sato/sato-engine-0.3.tar.gz')
ERROR: test_wget_checkstatus_connection_cache (bb.tests.fetch.FetchCheckStatusTest) (url='http://downloads.yoctoproject.org/releases/opkg/opkg-0.1.7.tar.gz')
ERROR: test_wget_checkstatus_connection_cache (bb.tests.fetch.FetchCheckStatusTest) (url='http://downloads.yoctoproject.org/releases/opkg/opkg-0.3.0.tar.gz')
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Seem that this was a temporal issue coming from the AB, where at some point got disconnected from the network. 

AB build details:

---Build status: FAILURE Build worker for this Build: ubuntu1704.yocto.io
Complete logs for all build steps: https://autobuilder.yocto.io/builders/nightly/builds/616
Build Reason: A build was forced by 'ross ': MUT
Build Properties:
• Contents of bblayers.conf (Note. LCONF_VERSION will not show up correctly)
POKY_BBLAYERS_CONF_VERSION =
BBPATH = "${TOPDIR}"
BBFILES ?=""
BBLAYERS += " \
/home/pokybuild/yocto-autobuilder/yocto-worker/nightly/build/meta \
/home/pokybuild/yocto-autobuilder/yocto-worker/nightly/build/meta-poky \
/home/pokybuild/yocto-autobuilder/yocto-worker/nightly/build/meta-yocto-bsp \
/home/pokybuild/yocto-autobuilder/yocto-worker/nightly/build/meta-intel \
/home/pokybuild/yocto-autobuilder/yocto-worker/nightly/build/meta-mingw \
/home/pokybuild/yocto-autobuilder/yocto-worker/nightly/build/meta-gplv2 \
"

• BuildImages : adt-installer
• DEST : /srv/autobuilder/autobuilder.yoctoproject.org/pub/nightly/20171103-3
• DISTRO : poky
• Contents of auto.conf (local.conf for autobuilders)
INHERIT += "report-error"
DISTRO = "poky"
PACKAGE_CLASSES = "package_rpm package_deb package_ipk"
PREFERRED_PROVIDER_virtual/kernel = "linux-yocto"
BB_NUMBER_THREADS = "24"
PARALLEL_MAKE = "-j 28"
SDKMACHINE ?= "x86_64"
BB_TASK_NICE_LEVEL = "5"
BB_TASK_NICE_LEVEL_task-testimage = "0"
BB_TASK_IONICE_LEVEL = "2.7"
BB_TASK_IONICE_LEVEL_task-testimage = "2.1"
DL_DIR = "/srv/autobuilder/autobuilder.yoctoproject.org/current_sources"
SSTATE_DIR ?= "/srv/autobuilder/autobuilder.yoctoproject.org/pub/sstate/"
MACHINE = "qemux86-64"
PREMIRRORS = ""
BB_GENERATE_MIRROR_TARBALLS = "1"
PRSERV_HOST = "localhost:0"
ADTREPO = "http://adtrepo-dev.yoctoproject.org//2.4-e275863ebef3943a0735b206e2386a19d99d26d6-ross/mut"
QEMU_USE_KVM = "True"
SDK_EXT_TYPE = "minimal"
SDK_INCLUDE_TOOLCHAIN = "1"
SANITY_TESTED_DISTROS = ""
----