$ git clone -n https://src.fedoraproject.org/rpms/ghc-crypto-api.git /var/lib/mock/f45-build-10149-413/root/chroot_tmpdir/scmroot/ghc-crypto-api
Cloning into '/var/lib/mock/f45-build-10149-413/root/chroot_tmpdir/scmroot/ghc-crypto-api'...
$ git fetch origin 6a3d0aec4a2b6cd3532f5f80a5b8550815a949bb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-crypto-api
 * [new ref]         6a3d0aec4a2b6cd3532f5f80a5b8550815a949bb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a3d0ae Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild