$ git clone -n https://gitee.com/src-anolis-os/perl-Math-BigInt-GMP.git /var/lib/mock/dist-an23-build-205630-61166/root/chroot_tmpdir/scmroot/perl-Math-BigInt-GMP
Cloning into '/var/lib/mock/dist-an23-build-205630-61166/root/chroot_tmpdir/scmroot/perl-Math-BigInt-GMP'...
$ git reset --hard origin/a23
HEAD is now at 4036c1b init from upstream