$ git clone -n https://gitee.com/src-anolis-os/istack-commons /var/lib/mock/dist-an8.6-build-88617-44990/root/chroot_tmpdir/scmroot/istack-commons
Cloning into '/var/lib/mock/dist-an8.6-build-88617-44990/root/chroot_tmpdir/scmroot/istack-commons'...
$ git reset --hard origin/a8
HEAD is now at 7d03578 update to istack-commons-2.21-9.el8+7.src.rpm
$ wget -O istack-commons-2.21.tar.gz http://build.openanolis.cn/kojifiles/upstream-source/istack-commons-2.21.tar.gz.5ddedab919f7ac3fbcbd6319d1090eff
--2022-05-06 21:21:00--  http://build.openanolis.cn/kojifiles/upstream-source/istack-commons-2.21.tar.gz.5ddedab919f7ac3fbcbd6319d1090eff
Resolving build.openanolis.cn (build.openanolis.cn)... 8.132.50.220, 8.132.50.221, 8.132.50.224, ...
Connecting to build.openanolis.cn (build.openanolis.cn)|8.132.50.220|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 77157 (75K) [application/x-gzip]
Saving to: ‘istack-commons-2.21.tar.gz’

     0K .......... .......... .......... .......... .......... 66%  736K 0s
    50K .......... .......... .....                           100%  101M=0.07s

2022-05-06 21:21:00 (1.08 MB/s) - ‘istack-commons-2.21.tar.gz’ saved [77157/77157]