$ git clone -n https://src.fedoraproject.org/rpms/atkmm2.36.git /var/lib/mock/f40-build-2282659-55558/root/chroot_tmpdir/scmroot/atkmm2.36
Cloning into '/var/lib/mock/f40-build-2282659-55558/root/chroot_tmpdir/scmroot/atkmm2.36'...
$ git fetch origin 53a15b26845a9dc673b2183050cb68daa6d448cc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/atkmm2.36
 * [new ref]         53a15b26845a9dc673b2183050cb68daa6d448cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 53a15b2 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild