$ git clone -n https://src.fedoraproject.org/rpms/IQmol.git /var/lib/mock/f41-build-side-1-2817889-32992/root/chroot_tmpdir/scmroot/IQmol
Cloning into '/var/lib/mock/f41-build-side-1-2817889-32992/root/chroot_tmpdir/scmroot/IQmol'...
$ git fetch origin 7b987eda28ff96272c090ce5011caa3ead14e487:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/IQmol
 * [new ref]         7b987eda28ff96272c090ce5011caa3ead14e487 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7b987ed Desktop file underwent changes upstream, here's to undo them