$ git clone -n https://src.fedoraproject.org/rpms/kaddressbook.git /var/lib/mock/f38-build-720851-97934/root/chroot_tmpdir/scmroot/kaddressbook
Cloning into '/var/lib/mock/f38-build-720851-97934/root/chroot_tmpdir/scmroot/kaddressbook'...
$ git fetch origin b5b1ac5c36a29180ddad3adaad8697b71db9cc7c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kaddressbook
 * [new ref]         b5b1ac5c36a29180ddad3adaad8697b71db9cc7c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b5b1ac5 23.04.1