$ git clone -n https://src.fedoraproject.org/rpms/ghc-tar-conduit.git /var/lib/mock/f45-build-10819-424/root/chroot_tmpdir/scmroot/ghc-tar-conduit
Cloning into '/var/lib/mock/f45-build-10819-424/root/chroot_tmpdir/scmroot/ghc-tar-conduit'...
$ git fetch origin 1893292ae289b9553507cc5f8d0e834c2c36c7c7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-tar-conduit
 * [new ref]         1893292ae289b9553507cc5f8d0e834c2c36c7c7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1893292 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild