$ git clone -n https://gitee.com/src-anolis-os/gdb.git /var/lib/mock//dist-an23.3-riscv64-gcc14-build-475152-74119/root/chroot_tmpdir/scmroot/gdb
Cloning into '/var/lib/mock//dist-an23.3-riscv64-gcc14-build-475152-74119/root/chroot_tmpdir/scmroot/gdb'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/gdb
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 977c88e add target support for sw64