$ git clone -n https://gitee.com/mgb01105731/tzdata_1.git /var/lib/mock/dist-an23.4-build-524406-77445/root/chroot_tmpdir/scmroot/tzdata_1
Cloning into '/var/lib/mock/dist-an23.4-build-524406-77445/root/chroot_tmpdir/scmroot/tzdata_1'...
$ git fetch origin cc92f96170f4e0cd5aaf30eaf21867b4656e3cb1:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/tzdata_1
 * [new ref]         cc92f96170f4e0cd5aaf30eaf21867b4656e3cb1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cc92f96 Update to 2026a