$ git clone -n https://gitee.com/Weisson/gdb_1.git /var/lib/mock/dist-an8.9-build-360819-71163/root/chroot_tmpdir/scmroot/gdb_1
Cloning into '/var/lib/mock/dist-an8.9-build-360819-71163/root/chroot_tmpdir/scmroot/gdb_1'...
$ git fetch origin 59a762b3ebe9cb2fcd63e75d1aa7615fda08c620:KOJI_FETCH_HEAD
From https://gitee.com/Weisson/gdb_1
 * [new ref]         59a762b3ebe9cb2fcd63e75d1aa7615fda08c620 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 59a762b Dynamically get max user XSTATE buffer size.