$ git clone -n https://src.fedoraproject.org/rpms/erlang-proper.git /var/lib/mock/f40-build-2291968-56089/root/chroot_tmpdir/scmroot/erlang-proper
Cloning into '/var/lib/mock/f40-build-2291968-56089/root/chroot_tmpdir/scmroot/erlang-proper'...
$ git fetch origin bcae53dabd9622f98ed896daa9e555927e40cc1e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-proper
 * [new ref]         bcae53dabd9622f98ed896daa9e555927e40cc1e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bcae53d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild