$ git clone -n https://src.fedoraproject.org/rpms/iodine.git /var/lib/mock/f39-build-1494709-34542/root/chroot_tmpdir/scmroot/iodine
Cloning into '/var/lib/mock/f39-build-1494709-34542/root/chroot_tmpdir/scmroot/iodine'...
$ git fetch origin 38d9b30c2f355fe65aa896fbb819bbea6dce9de7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/iodine
 * [new ref]         38d9b30c2f355fe65aa896fbb819bbea6dce9de7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 38d9b30 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild