$ git clone -n https://src.fedoraproject.org/rpms/ktnef.git /var/lib/mock/f40-build-1919923-25098/root/chroot_tmpdir/scmroot/ktnef
Cloning into '/var/lib/mock/f40-build-1919923-25098/root/chroot_tmpdir/scmroot/ktnef'...
$ git fetch origin 6be71d0c28080007d207ee888052c8a9e5555cdc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ktnef
 * [new ref]         6be71d0c28080007d207ee888052c8a9e5555cdc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6be71d0 24.05.2