$ git clone -n https://src.fedoraproject.org/rpms/ddate.git /var/lib/mock/f39-build-1458008-33031/root/chroot_tmpdir/scmroot/ddate
Cloning into '/var/lib/mock/f39-build-1458008-33031/root/chroot_tmpdir/scmroot/ddate'...
$ git fetch origin f06ddeb59debda7453fd3f5fa2ea1cdb1cf4ad68:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ddate
 * [new ref]         f06ddeb59debda7453fd3f5fa2ea1cdb1cf4ad68 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f06ddeb Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild