$ git clone -n https://src.fedoraproject.org/rpms/postsrsd.git /var/lib/mock/f40-build-2687770-68096/root/chroot_tmpdir/scmroot/postsrsd
Cloning into '/var/lib/mock/f40-build-2687770-68096/root/chroot_tmpdir/scmroot/postsrsd'...
$ git fetch origin 87a5fa00ba66b5ce0396a44712ae494991a03c6e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/postsrsd
 * [new ref]         87a5fa00ba66b5ce0396a44712ae494991a03c6e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 87a5fa0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild