$ git clone -n https://src.fedoraproject.org/rpms/ghc-bitarray.git /var/lib/mock/f45-build-10023-412/root/chroot_tmpdir/scmroot/ghc-bitarray
Cloning into '/var/lib/mock/f45-build-10023-412/root/chroot_tmpdir/scmroot/ghc-bitarray'...
$ git fetch origin 1e5f3b21d75fc391274fd0f0f83edaeb20f54c24:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-bitarray
 * [new ref]         1e5f3b21d75fc391274fd0f0f83edaeb20f54c24 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1e5f3b2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild