$ git clone -n https://src.fedoraproject.org/rpms/ghc-case-insensitive.git /var/lib/mock/f45-build-10077-413/root/chroot_tmpdir/scmroot/ghc-case-insensitive
Cloning into '/var/lib/mock/f45-build-10077-413/root/chroot_tmpdir/scmroot/ghc-case-insensitive'...
$ git fetch origin 84b819a8910b372fcced830740240147f43f4793:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-case-insensitive
 * [new ref]         84b819a8910b372fcced830740240147f43f4793 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 84b819a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild