$ git clone -n https://src.fedoraproject.org/rpms/ghc-hledger-lib.git /var/lib/mock/f39-build-2547683-61806/root/chroot_tmpdir/scmroot/ghc-hledger-lib
Cloning into '/var/lib/mock/f39-build-2547683-61806/root/chroot_tmpdir/scmroot/ghc-hledger-lib'...
$ git fetch origin 9008e48fb68a08240419d7672bc9b809c42c1786:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-hledger-lib
 * [new ref]         9008e48fb68a08240419d7672bc9b809c42c1786 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9008e48 add BRs for text-builder-dev, deferred-folds, isomorphism-class