$ git clone -n https://gitee.com/yangcheng1203/libgexiv2.git /var/lib/mock/dist-an23.3-build-440079-73067/root/chroot_tmpdir/scmroot/libgexiv2
Cloning into '/var/lib/mock/dist-an23.3-build-440079-73067/root/chroot_tmpdir/scmroot/libgexiv2'...
$ git fetch origin 2e4d03de1d7e9cd4774eb3a0a03030ad9eb7c6a8:KOJI_FETCH_HEAD
From https://gitee.com/yangcheng1203/libgexiv2
 * [new ref]         2e4d03de1d7e9cd4774eb3a0a03030ad9eb7c6a8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e4d03d Rebuild for exiv2 update