$ git clone -n https://gitee.com/src-opencloudos-rpms/python-cryptography.git /var/lib/mock/dist-oc8-build-73386-48932/root/chroot_tmpdir/scmroot/python-cryptography
Cloning into '/var/lib/mock/dist-oc8-build-73386-48932/root/chroot_tmpdir/scmroot/python-cryptography'...
$ git fetch origin e90c06df4a0ffb1baf4d88a215dbaf63f20314d2:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-cryptography
 * [new ref]         e90c06df4a0ffb1baf4d88a215dbaf63f20314d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e90c06d import python-cryptography-3.2.1-7.tl3