$ git clone -n https://gitee.com/fundawang/libjpeg-turbo.git /var/lib/mock/dist-an23-build-290978-64987/root/chroot_tmpdir/scmroot/libjpeg-turbo
Cloning into '/var/lib/mock/dist-an23-build-290978-64987/root/chroot_tmpdir/scmroot/libjpeg-turbo'...
$ git fetch origin ea2ababfa392c13595124e9cdae46628a5b32d42:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/libjpeg-turbo
 * [new ref]         ea2ababfa392c13595124e9cdae46628a5b32d42 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea2abab update file list