$ git clone -n https://src.fedoraproject.org/rpms/kf6-qqc2-desktop-style.git /var/lib/mock/f40-build-774915-127918/root/chroot_tmpdir/scmroot/kf6-qqc2-desktop-style
Cloning into '/var/lib/mock/f40-build-774915-127918/root/chroot_tmpdir/scmroot/kf6-qqc2-desktop-style'...
$ git fetch origin e12465614cd77c3ced35d7036e7dd4401d3f41b7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-qqc2-desktop-style
 * [new ref]         e12465614cd77c3ced35d7036e7dd4401d3f41b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e124656 5.248.0