$ git clone -n https://git.cclinux.org/stage/rpms/libtalloc.git /var/lib/mock/dist-circle9-build-120131-84855/root/chroot_tmpdir/scmroot/libtalloc
Cloning into '/var/lib/mock/dist-circle9-build-120131-84855/root/chroot_tmpdir/scmroot/libtalloc'...
$ git fetch origin 0e102ea8aa2d392c8dfec19d0b3963f9c0e9dade:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/libtalloc
 * [new ref]         0e102ea8aa2d392c8dfec19d0b3963f9c0e9dade -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e102ea import libtalloc-2.4.1-1.el9