$ git clone -n https://gitee.com/Weisson/libev.git /var/lib/mock/dist-an8.9-build-365219-71163/root/chroot_tmpdir/scmroot/libev
Cloning into '/var/lib/mock/dist-an8.9-build-365219-71163/root/chroot_tmpdir/scmroot/libev'...
$ git fetch origin 176d4c2b6c1285e10e7e4ed6fd79de893832c2c3:KOJI_FETCH_HEAD
From https://gitee.com/Weisson/libev
 * [new ref]         176d4c2b6c1285e10e7e4ed6fd79de893832c2c3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 176d4c2 cherry-pick `add sw patch #0a9f0eea519aeedcc8e1fd27820228576c5777f2`.