$ git clone -n https://src.fedoraproject.org/rpms/xdg-desktop-portal-lxqt.git /var/lib/mock/f45-build-38693-727/root/chroot_tmpdir/scmroot/xdg-desktop-portal-lxqt
Cloning into '/var/lib/mock/f45-build-38693-727/root/chroot_tmpdir/scmroot/xdg-desktop-portal-lxqt'...
$ git fetch origin 02712bd01ed23342e33abdef1fbf018d41dfd168:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xdg-desktop-portal-lxqt
 * [new ref]         02712bd01ed23342e33abdef1fbf018d41dfd168 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02712bd Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild