$ git clone -n https://src.fedoraproject.org/rpms/lnav.git /var/lib/mock/f45-build-17531-501/root/chroot_tmpdir/scmroot/lnav
Cloning into '/var/lib/mock/f45-build-17531-501/root/chroot_tmpdir/scmroot/lnav'...
$ git fetch origin 445011715ff7b44b9fdf6a494af862bfbabb4e33:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lnav
 * [new ref]         445011715ff7b44b9fdf6a494af862bfbabb4e33 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4450117 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild