$ git clone -n https://src.fedoraproject.org/rpms/python-nose2.git /var/lib/mock/f39-build-2341603-59772/root/chroot_tmpdir/scmroot/python-nose2
Cloning into '/var/lib/mock/f39-build-2341603-59772/root/chroot_tmpdir/scmroot/python-nose2'...
$ git fetch origin 47d411c23fb8f030d3ea236e6a0d852251366ed5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-nose2
 * [new ref]         47d411c23fb8f030d3ea236e6a0d852251366ed5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 47d411c Stop installing the tests