$ git clone -n https://src.fedoraproject.org/rpms/mate-panel.git /var/lib/mock/f40-build-2673319-67608/root/chroot_tmpdir/scmroot/mate-panel
Cloning into '/var/lib/mock/f40-build-2673319-67608/root/chroot_tmpdir/scmroot/mate-panel'...
$ git fetch origin 8de10ec73216cda51fc30c2d877697d29aeecc6d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mate-panel
 * [new ref]         8de10ec73216cda51fc30c2d877697d29aeecc6d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8de10ec fix 'mate-panel --replace' command