$ git clone -n https://src.fedoraproject.org/rpms/ocaml-extlib.git /var/lib/mock/f40-build-2616787-64341/root/chroot_tmpdir/scmroot/ocaml-extlib
Cloning into '/var/lib/mock/f40-build-2616787-64341/root/chroot_tmpdir/scmroot/ocaml-extlib'...
$ git fetch origin 0386282cdc538ddb73ada6d2ccf325ffd44351a6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-extlib
 * [new ref]         0386282cdc538ddb73ada6d2ccf325ffd44351a6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0386282 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild