$ git clone -n https://src.fedoraproject.org/rpms/ghc-lazysmallcheck.git /var/lib/mock/f45-build-10459-418/root/chroot_tmpdir/scmroot/ghc-lazysmallcheck
Cloning into '/var/lib/mock/f45-build-10459-418/root/chroot_tmpdir/scmroot/ghc-lazysmallcheck'...
$ git fetch origin 014fb82e820b3eb343c9c5cc253767afcff03783:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-lazysmallcheck
 * [new ref]         014fb82e820b3eb343c9c5cc253767afcff03783 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 014fb82 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild