$ git clone -n https://src.fedoraproject.org/rpms/xlsatoms.git /var/lib/mock/f45-build-38932-730/root/chroot_tmpdir/scmroot/xlsatoms
Cloning into '/var/lib/mock/f45-build-38932-730/root/chroot_tmpdir/scmroot/xlsatoms'...
$ git fetch origin 93661cd74e60aae4e1bcdb8f001944e28ea7b59b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xlsatoms
 * [new ref]         93661cd74e60aae4e1bcdb8f001944e28ea7b59b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 93661cd Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild