$ git clone -n https://src.fedoraproject.org/rpms/opencascade.git /var/lib/mock/f38-build-side-42-init-devel-591562-26143/root/chroot_tmpdir/scmroot/opencascade
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-591562-26143/root/chroot_tmpdir/scmroot/opencascade'...
$ git fetch origin 021af7f4de78afce978f64b4b771c6098e08a75e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opencascade
 * [new ref]         021af7f4de78afce978f64b4b771c6098e08a75e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 021af7f Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild