$ git clone -n https://src.fedoraproject.org/rpms/rwhoisd.git /var/lib/mock/f39-build-1623932-38999/root/chroot_tmpdir/scmroot/rwhoisd
Cloning into '/var/lib/mock/f39-build-1623932-38999/root/chroot_tmpdir/scmroot/rwhoisd'...
$ git fetch origin aff736187a05657fd800721a2b93b94b295bad59:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rwhoisd
 * [new ref]         aff736187a05657fd800721a2b93b94b295bad59 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aff7361 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild