$ git clone -n https://src.fedoraproject.org/rpms/lfortran.git /var/lib/mock/f40-build-790768-136819/root/chroot_tmpdir/scmroot/lfortran
Cloning into '/var/lib/mock/f40-build-790768-136819/root/chroot_tmpdir/scmroot/lfortran'...
$ git fetch origin 84dea305016e5ae2263eeb724259d0153141fe13:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lfortran
 * [new ref]         84dea305016e5ae2263eeb724259d0153141fe13 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 84dea30 Move liblfortran_runtime.so to the right package