$ git clone -n https://src.fedoraproject.org/rpms/ghc-network-bsd.git /var/lib/mock/f38-build-side-42-init-devel-975477-28936/root/chroot_tmpdir/scmroot/ghc-network-bsd
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-975477-28936/root/chroot_tmpdir/scmroot/ghc-network-bsd'...
$ git fetch origin b58cc494135055468fa6cac1b2fefa364b6984f4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-network-bsd
 * [new ref]         b58cc494135055468fa6cac1b2fefa364b6984f4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b58cc49 Convert to %autorelease and %autochangelog