$ git clone -n https://src.fedoraproject.org/rpms/IQmol.git /var/lib/mock/f38-build-side-42-init-devel-671851-26680/root/chroot_tmpdir/scmroot/IQmol
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-671851-26680/root/chroot_tmpdir/scmroot/IQmol'...
$ git fetch origin 58cffebbea818d90d81c370003e9aef0de3d1dbf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/IQmol
 * [new ref]         58cffebbea818d90d81c370003e9aef0de3d1dbf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 58cffeb Merge branch 'rawhide' into f38