$ git clone -n https://gitee.com/renping000/libtasn1.git /var/lib/mock/dist-an23-build-187873-60689/root/chroot_tmpdir/scmroot/libtasn1
Cloning into '/var/lib/mock/dist-an23-build-187873-60689/root/chroot_tmpdir/scmroot/libtasn1'...
$ git fetch origin f3c99fba116520ff5834318a7e6fa183b86343ae:KOJI_FETCH_HEAD
From https://gitee.com/renping000/libtasn1
 * [new ref]         f3c99fba116520ff5834318a7e6fa183b86343ae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f3c99fb 4.19.0