$ git clone -n https://src.fedoraproject.org/rpms/qt-creator.git /var/lib/mock/f40-build-2709448-71625/root/chroot_tmpdir/scmroot/qt-creator
Cloning into '/var/lib/mock/f40-build-2709448-71625/root/chroot_tmpdir/scmroot/qt-creator'...
$ git fetch origin c3d709ffb1c715a233d10bc18de4c44de65505d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt-creator
 * [new ref]         c3d709ffb1c715a233d10bc18de4c44de65505d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3d709f Rebuild (qt6)