$ git clone -n https://gitee.com/Weisson/gdb_1.git /var/lib/mock/dist-an8.9-build-360868-71163/root/chroot_tmpdir/scmroot/gdb_1
Cloning into '/var/lib/mock/dist-an8.9-build-360868-71163/root/chroot_tmpdir/scmroot/gdb_1'...
$ git fetch origin ec213d8b4333339da19bea1b79f3667bdcdf8ad0:KOJI_FETCH_HEAD
From https://gitee.com/Weisson/gdb_1
 * [new ref]         ec213d8b4333339da19bea1b79f3667bdcdf8ad0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ec213d8 Dynamically get max user XSTATE buffer size.