$ git clone -n https://src.fedoraproject.org/rpms/kf6-kunitconversion.git /var/lib/mock/f41-build-856190-167486/root/chroot_tmpdir/scmroot/kf6-kunitconversion
Cloning into '/var/lib/mock/f41-build-856190-167486/root/chroot_tmpdir/scmroot/kf6-kunitconversion'...
$ git fetch origin e2024e27deb6a622bd1b981295d3879f9bb5f6de:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kunitconversion
 * [new ref]         e2024e27deb6a622bd1b981295d3879f9bb5f6de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e2024e2 6.7.0