$ git clone -n https://src.fedoraproject.org/rpms/kf6-qqc2-desktop-style.git /var/lib/mock/f41-build-856244-167510/root/chroot_tmpdir/scmroot/kf6-qqc2-desktop-style
Cloning into '/var/lib/mock/f41-build-856244-167510/root/chroot_tmpdir/scmroot/kf6-qqc2-desktop-style'...
$ git fetch origin 4b16e2ff6fda176eef1de02526ade9b73ce3b7c8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-qqc2-desktop-style
 * [new ref]         4b16e2ff6fda176eef1de02526ade9b73ce3b7c8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b16e2f 6.7.0