$ git clone -n https://src.fedoraproject.org/rpms/python-asn1tools.git /var/lib/mock/f45-build-29462-639/root/chroot_tmpdir/scmroot/python-asn1tools
Cloning into '/var/lib/mock/f45-build-29462-639/root/chroot_tmpdir/scmroot/python-asn1tools'...
$ git fetch origin ea8594346501ceb5533387735dfff01606d6f021:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-asn1tools
 * [new ref]         ea8594346501ceb5533387735dfff01606d6f021 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea85943 asn1tools ver. 0.168.0