$ git clone -n https://src.fedoraproject.org/rpms/kf6-kdoctools.git /var/lib/mock/f41-build-side-1-2647350-27301/root/chroot_tmpdir/scmroot/kf6-kdoctools
Cloning into '/var/lib/mock/f41-build-side-1-2647350-27301/root/chroot_tmpdir/scmroot/kf6-kdoctools'...
$ git fetch origin a22f72178433760679661fe16010026419ee409f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kdoctools
 * [new ref]         a22f72178433760679661fe16010026419ee409f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a22f721 6.5.0