$ git clone -n https://src.fedoraproject.org/forks/hypersa/rpms/ghc-tasty-quickcheck.git /var/lib/mock/f39-build-2202414-51878/root/chroot_tmpdir/scmroot/ghc-tasty-quickcheck
Cloning into '/var/lib/mock/f39-build-2202414-51878/root/chroot_tmpdir/scmroot/ghc-tasty-quickcheck'...
$ git fetch origin 62eabc3fd15ed9fd3977814e0eb87183fc101c58:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/forks/hypersa/rpms/ghc-tasty-quickcheck
 * [new ref]         62eabc3fd15ed9fd3977814e0eb87183fc101c58 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62eabc3 rv64 rebuild