$ git clone -n https://src.fedoraproject.org/rpms/gnucobol.git /var/lib/mock/f40-build-762679-122095/root/chroot_tmpdir/scmroot/gnucobol
Cloning into '/var/lib/mock/f40-build-762679-122095/root/chroot_tmpdir/scmroot/gnucobol'...
$ git fetch origin 3d72265a41b12e827446c23a55a8f567d62877dc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnucobol
 * [new ref]         3d72265a41b12e827446c23a55a8f567d62877dc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3d72265 Include ESQL