$ git clone -n https://git.cclinux.org/stage/rpms/libfastjson.git /mnt/compose/mock/dist-circle9-build-107666-58567/root/chroot_tmpdir/scmroot/libfastjson
Cloning into '/mnt/compose/mock/dist-circle9-build-107666-58567/root/chroot_tmpdir/scmroot/libfastjson'...
$ git fetch origin be15ca1f246b8ac963ee3160e2136c123a5b4e66:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/libfastjson
 * [new ref]         be15ca1f246b8ac963ee3160e2136c123a5b4e66 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be15ca1 import libfastjson-0.99.9-5.el9