$ git clone -n https://src.fedoraproject.org/rpms/python-engineio.git /var/lib/mock/f39-build-1580896-38076/root/chroot_tmpdir/scmroot/python-engineio
Cloning into '/var/lib/mock/f39-build-1580896-38076/root/chroot_tmpdir/scmroot/python-engineio'...
$ git fetch origin 188f221889660f4582764639712b176ca84786b1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-engineio
 * [new ref]         188f221889660f4582764639712b176ca84786b1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 188f221 Update to 4.8.0 (close RHBZ#2238547)