$ git clone -n https://src.fedoraproject.org/rpms/openbabel.git /var/lib/mock/f41-build-756355-13418/root/chroot_tmpdir/scmroot/openbabel
Cloning into '/var/lib/mock/f41-build-756355-13418/root/chroot_tmpdir/scmroot/openbabel'...
$ git fetch origin f3cdd583047192ece9793fbc59dc3c0b0b2067cc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/openbabel
 * [new ref]         f3cdd583047192ece9793fbc59dc3c0b0b2067cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f3cdd58 Fix changelog