$ git clone -n https://src.fedoraproject.org/rpms/kst.git /var/lib/mock/f40-build-792305-138328/root/chroot_tmpdir/scmroot/kst
Cloning into '/var/lib/mock/f40-build-792305-138328/root/chroot_tmpdir/scmroot/kst'...
$ git fetch origin 15dda24e001ba0ff79afa8ee1fc5e8794ea70aad:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kst
 * [new ref]         15dda24e001ba0ff79afa8ee1fc5e8794ea70aad -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15dda24 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild