$ git clone -n https://src.fedoraproject.org/rpms/esmtp.git /var/lib/mock/f40-build-2347189-60085/root/chroot_tmpdir/scmroot/esmtp
Cloning into '/var/lib/mock/f40-build-2347189-60085/root/chroot_tmpdir/scmroot/esmtp'...
$ git fetch origin 95b958f66f52b95735badb0eedfc97a525d27900:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/esmtp
 * [new ref]         95b958f66f52b95735badb0eedfc97a525d27900 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 95b958f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild