$ git clone -n https://src.fedoraproject.org/rpms/ghc-uri-bytestring-aeson.git /var/lib/mock/f45-build-10925-425/root/chroot_tmpdir/scmroot/ghc-uri-bytestring-aeson
Cloning into '/var/lib/mock/f45-build-10925-425/root/chroot_tmpdir/scmroot/ghc-uri-bytestring-aeson'...
$ git fetch origin 99e79afef7270bb9974ab9af45d223eed4308d0a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-uri-bytestring-aeson
 * [new ref]         99e79afef7270bb9974ab9af45d223eed4308d0a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 99e79af Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild