$ git clone -n https://src.fedoraproject.org/forks/hypersa/rpms/ghc-curl.git /var/lib/mock/f39-build-2225573-52846/root/chroot_tmpdir/scmroot/ghc-curl
Cloning into '/var/lib/mock/f39-build-2225573-52846/root/chroot_tmpdir/scmroot/ghc-curl'...
$ git fetch origin 2bdeefb282c4846113efd3ad71c3b1cae5d726a0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/forks/hypersa/rpms/ghc-curl
 * [new ref]         2bdeefb282c4846113efd3ad71c3b1cae5d726a0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2bdeefb rv64 rebuild