$ git clone -n https://src.fedoraproject.org/rpms/kf5-kimap.git /var/lib/mock/f39-build-1695666-41166/root/chroot_tmpdir/scmroot/kf5-kimap
Cloning into '/var/lib/mock/f39-build-1695666-41166/root/chroot_tmpdir/scmroot/kf5-kimap'...
$ git fetch origin 00526e2ab14aaf5e7af76b520df5cb131b34315c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kimap
 * [new ref]         00526e2ab14aaf5e7af76b520df5cb131b34315c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 00526e2 23.08.3