$ git clone -n https://src.fedoraproject.org/rpms/ghc-tasty-hunit.git /var/lib/mock/f45-build-10826-424/root/chroot_tmpdir/scmroot/ghc-tasty-hunit
Cloning into '/var/lib/mock/f45-build-10826-424/root/chroot_tmpdir/scmroot/ghc-tasty-hunit'...
$ git fetch origin 3d54f3c91f4a6195f8e3bd26b78fee55dd82edf3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-tasty-hunit
 * [new ref]         3d54f3c91f4a6195f8e3bd26b78fee55dd82edf3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3d54f3c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild