$ git clone -n https://gitee.com/src-opencloudos-rpms/java-21-openjdk-portable.git /var/lib/mock/dist-oc8-build-254701-84452/root/chroot_tmpdir/scmroot/java-21-openjdk-portable
Cloning into '/var/lib/mock/dist-oc8-build-254701-84452/root/chroot_tmpdir/scmroot/java-21-openjdk-portable'...
$ git fetch origin b44df307bcea5041d291f56936e62e2a90de2de1:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/java-21-openjdk-portable
 * [new ref]         b44df307bcea5041d291f56936e62e2a90de2de1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b44df30 import java-21-openjdk-portable-21.0.13.0.9-2.0.el8