$ git clone -n https://src.fedoraproject.org/rpms/kf5-akonadi-search.git /var/lib/mock/f39-build-1584742-38141/root/chroot_tmpdir/scmroot/kf5-akonadi-search
Cloning into '/var/lib/mock/f39-build-1584742-38141/root/chroot_tmpdir/scmroot/kf5-akonadi-search'...
$ git fetch origin 815819190c48dd9417ffd165641004a2d47920c9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-akonadi-search
 * [new ref]         815819190c48dd9417ffd165641004a2d47920c9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8158191 23.08.2