$ git clone -n https://src.fedoraproject.org/rpms/debconf.git /var/lib/mock/f39-build-1458066-33035/root/chroot_tmpdir/scmroot/debconf
Cloning into '/var/lib/mock/f39-build-1458066-33035/root/chroot_tmpdir/scmroot/debconf'...
$ git fetch origin edb9fcd2a576bcbb4d1dfeb96f552f28a001ed7f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/debconf
 * [new ref]         edb9fcd2a576bcbb4d1dfeb96f552f28a001ed7f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at edb9fcd Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild