$ git clone -n https://src.fedoraproject.org/rpms/qxmledit.git /var/lib/mock/f45-build-34247-682/root/chroot_tmpdir/scmroot/qxmledit
Cloning into '/var/lib/mock/f45-build-34247-682/root/chroot_tmpdir/scmroot/qxmledit'...
$ git fetch origin 3eba1bd69f76574612f60a8b4a49d7192739130f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qxmledit
 * [new ref]         3eba1bd69f76574612f60a8b4a49d7192739130f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3eba1bd Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild