$ git clone -n https://src.fedoraproject.org/rpms/kf6-qqc2-desktop-style.git /var/lib/mock/f40-build-2333540-59229/root/chroot_tmpdir/scmroot/kf6-qqc2-desktop-style
Cloning into '/var/lib/mock/f40-build-2333540-59229/root/chroot_tmpdir/scmroot/kf6-qqc2-desktop-style'...
$ git fetch origin 671ed4adadbfd3fa69b42d93c0da3abe83dc305c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-qqc2-desktop-style
 * [new ref]         671ed4adadbfd3fa69b42d93c0da3abe83dc305c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 671ed4a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild