$ git clone -n https://src.fedoraproject.org/rpms/golang-github-yuin-goldmark.git /var/lib/mock/f41-build-side-1-3133960-39711/root/chroot_tmpdir/scmroot/golang-github-yuin-goldmark
Cloning into '/var/lib/mock/f41-build-side-1-3133960-39711/root/chroot_tmpdir/scmroot/golang-github-yuin-goldmark'...
$ git fetch origin 4d57d649f73b91ccf9af71f8e0569f75ea41a59c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-yuin-goldmark
 * [new ref]         4d57d649f73b91ccf9af71f8e0569f75ea41a59c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4d57d64 Update to latest version (#2318479)