$ git clone -n https://src.fedoraproject.org/rpms/python-virt-firmware.git /var/lib/mock/f39-build-2218303-52597/root/chroot_tmpdir/scmroot/python-virt-firmware
Cloning into '/var/lib/mock/f39-build-2218303-52597/root/chroot_tmpdir/scmroot/python-virt-firmware'...
$ git fetch origin 66304c3bba14bad132f7bab0a7dc0649a65abb95:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-virt-firmware
 * [new ref]         66304c3bba14bad132f7bab0a7dc0649a65abb95 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 66304c3 add pe-inspect manpage to file list