$ git clone -n https://src.fedoraproject.org/rpms/coin-or-Bonmin.git /var/lib/mock/f39-build-1710587-41225/root/chroot_tmpdir/scmroot/coin-or-Bonmin
Cloning into '/var/lib/mock/f39-build-1710587-41225/root/chroot_tmpdir/scmroot/coin-or-Bonmin'...
$ git fetch origin 3b5521dbf82ce462022786d96dc30eb38b6de97f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/coin-or-Bonmin
 * [new ref]         3b5521dbf82ce462022786d96dc30eb38b6de97f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3b5521d Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild