$ git clone -n https://git.cclinux.org/stage/rpms/sos.git /mnt/compose/mock/dist-circle8-build-111714-68258/root/chroot_tmpdir/scmroot/sos
Cloning into '/mnt/compose/mock/dist-circle8-build-111714-68258/root/chroot_tmpdir/scmroot/sos'...
$ git fetch origin 53f353e9db4f06fbb24425d553edee20ad3421e7:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/sos
 * [new ref]         53f353e9db4f06fbb24425d553edee20ad3421e7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 53f353e import sos-4.6.1-1.el8