$ git clone -n https://src.fedoraproject.org/rpms/erlang-rebar.git /var/lib/mock/f40-build-2663264-66984/root/chroot_tmpdir/scmroot/erlang-rebar
Cloning into '/var/lib/mock/f40-build-2663264-66984/root/chroot_tmpdir/scmroot/erlang-rebar'...
$ git fetch origin 9bf73e84baa262fbf7ec717444ee710e63701391:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-rebar
 * [new ref]         9bf73e84baa262fbf7ec717444ee710e63701391 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9bf73e8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild