$ git clone -n https://src.fedoraproject.org/rpms/ghc-void.git /var/lib/mock/f45-build-10947-425/root/chroot_tmpdir/scmroot/ghc-void
Cloning into '/var/lib/mock/f45-build-10947-425/root/chroot_tmpdir/scmroot/ghc-void'...
$ git fetch origin bd7f6c12e80e618cbc83cf6b3cef4a2feed2769d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-void
 * [new ref]         bd7f6c12e80e618cbc83cf6b3cef4a2feed2769d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd7f6c1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild