$ git clone -n https://src.fedoraproject.org/rpms/ghc-cryptonite-conduit.git /var/lib/mock/f40-build-743960-111445/root/chroot_tmpdir/scmroot/ghc-cryptonite-conduit
Cloning into '/var/lib/mock/f40-build-743960-111445/root/chroot_tmpdir/scmroot/ghc-cryptonite-conduit'...
$ git fetch origin 76294cb27617b010035ca6a0f7f7d80eb7642ee2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-cryptonite-conduit
 * [new ref]         76294cb27617b010035ca6a0f7f7d80eb7642ee2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 76294cb bump release