$ git clone -n https://src.fedoraproject.org/rpms/ocaml-react.git /var/lib/mock/f40-build-2300056-56690/root/chroot_tmpdir/scmroot/ocaml-react
Cloning into '/var/lib/mock/f40-build-2300056-56690/root/chroot_tmpdir/scmroot/ocaml-react'...
$ git fetch origin b9956a9a8bbbcbf59b2944496b01a708ec19276b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-react
 * [new ref]         b9956a9a8bbbcbf59b2944496b01a708ec19276b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b9956a9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild