$ git clone -n https://gitee.com/cobratoxin/libpng.git /var/lib/mock/dist-an8.7-build-232119-62522/root/chroot_tmpdir/scmroot/libpng
Cloning into '/var/lib/mock/dist-an8.7-build-232119-62522/root/chroot_tmpdir/scmroot/libpng'...
$ git reset --hard e0da847e6407a7f3fdfa6d9425af8e52f3b2c173
HEAD is now at e0da847 spec: rebuild for loongarch