$ git clone -n https://src.fedoraproject.org/rpms/conmon.git /var/lib/mock/f40-build-746676-112824/root/chroot_tmpdir/scmroot/conmon
Cloning into '/var/lib/mock/f40-build-746676-112824/root/chroot_tmpdir/scmroot/conmon'...
$ git fetch origin 0fb64545686ab54ba893f7fccde0602a751ddf3e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/conmon
 * [new ref]         0fb64545686ab54ba893f7fccde0602a751ddf3e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0fb6454 upload v2.1.8 tarball to lookaside cache