$ git clone -n https://gitee.com/src-opencloudos-rpms/jackson-core.git /var/lib/mock/dist-oc9-build-240446-82710/root/chroot_tmpdir/scmroot/jackson-core
Cloning into '/var/lib/mock/dist-oc9-build-240446-82710/root/chroot_tmpdir/scmroot/jackson-core'...
$ git fetch origin 90664f9b1f9fc0dd2ee3f77d2ad28a5f0e2e765c:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/jackson-core
 * [new ref]         90664f9b1f9fc0dd2ee3f77d2ad28a5f0e2e765c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 90664f9 import jackson-core-2.14.2-5.tl4.2