$ git clone -n https://src.fedoraproject.org/rpms/qt6ct.git /var/lib/mock/f40-build-2223799-52756/root/chroot_tmpdir/scmroot/qt6ct
Cloning into '/var/lib/mock/f40-build-2223799-52756/root/chroot_tmpdir/scmroot/qt6ct'...
$ git fetch origin 9c3eb504948cac62eb7fcda0aae904949abf92e0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6ct
 * [new ref]         9c3eb504948cac62eb7fcda0aae904949abf92e0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9c3eb50 Rebuild (qt6)