$ git clone -n https://src.fedoraproject.org/rpms/libqxt-qt5.git /var/lib/mock/f40-build-2211070-52199/root/chroot_tmpdir/scmroot/libqxt-qt5
Cloning into '/var/lib/mock/f40-build-2211070-52199/root/chroot_tmpdir/scmroot/libqxt-qt5'...
$ git fetch origin db71888933616d89f7b335c8523e89c49e2b2ba8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libqxt-qt5
 * [new ref]         db71888933616d89f7b335c8523e89c49e2b2ba8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db71888 Fix flatpak build