$ git clone -n https://src.fedoraproject.org/rpms/python-typeguard.git /var/lib/mock/f40-build-2060134-49160/root/chroot_tmpdir/scmroot/python-typeguard
Cloning into '/var/lib/mock/f40-build-2060134-49160/root/chroot_tmpdir/scmroot/python-typeguard'...
$ git fetch origin 15e72de20b6f594b37e3113df77b6c7bc18ac149:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-typeguard
 * [new ref]         15e72de20b6f594b37e3113df77b6c7bc18ac149 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15e72de Do not treat warnings in tests as errors (fix RHBZ#2246127)