$ git clone -n https://gitee.com/mgb01105731/rubygem-json.git /var/lib/mock/dist-an23.2-build-406423-72450/root/chroot_tmpdir/scmroot/rubygem-json
Cloning into '/var/lib/mock/dist-an23.2-build-406423-72450/root/chroot_tmpdir/scmroot/rubygem-json'...
$ git fetch origin 3d25d0a9666802b09315bfc32332756136cd121b:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/rubygem-json
 * [new ref]         3d25d0a9666802b09315bfc32332756136cd121b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3d25d0a Rebuild for remove inappropriate build dependencies.