$ git clone -n https://src.fedoraproject.org/rpms/ghc-hspec-megaparsec.git /var/lib/mock/f45-build-10412-416/root/chroot_tmpdir/scmroot/ghc-hspec-megaparsec
Cloning into '/var/lib/mock/f45-build-10412-416/root/chroot_tmpdir/scmroot/ghc-hspec-megaparsec'...
$ git fetch origin ae32b7cb16578796d8588515a4efe8cb4d96331c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-hspec-megaparsec
 * [new ref]         ae32b7cb16578796d8588515a4efe8cb4d96331c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ae32b7c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild