$ git clone -n https://src.fedoraproject.org/rpms/megaglest.git /var/lib/mock/f45-build-18218-511/root/chroot_tmpdir/scmroot/megaglest
Cloning into '/var/lib/mock/f45-build-18218-511/root/chroot_tmpdir/scmroot/megaglest'...
$ git fetch origin cde4622d5a45ca1325d597044cac00562607bb98:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/megaglest
 * [new ref]         cde4622d5a45ca1325d597044cac00562607bb98 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cde4622 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild