$ git clone -n https://gitee.com/src-opencloudos-rpms/ed25519-java.git /var/lib/mock/dist-oc9-build-250457-83995/root/chroot_tmpdir/scmroot/ed25519-java
Cloning into '/var/lib/mock/dist-oc9-build-250457-83995/root/chroot_tmpdir/scmroot/ed25519-java'...
$ git fetch origin b1ae4be1c7f0a179ffb4e3b1a8fce00828481fac:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ed25519-java
 * [new ref]         b1ae4be1c7f0a179ffb4e3b1a8fce00828481fac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b1ae4be import ed25519-java-0.3.0-6.tl4