$ git clone -n https://src.fedoraproject.org/rpms/retsnoop.git /var/lib/mock/f41-build-side-1-2768930-32100/root/chroot_tmpdir/scmroot/retsnoop
Cloning into '/var/lib/mock/f41-build-side-1-2768930-32100/root/chroot_tmpdir/scmroot/retsnoop'...
$ git fetch origin 7ade799de908388e8ee3667f2622dd33aa461e5d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/retsnoop
 * [new ref]         7ade799de908388e8ee3667f2622dd33aa461e5d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7ade799 Temporarily disable ix86 build