$ git clone -n https://src.fedoraproject.org/rpms/kxkb2locale1.git /var/lib/mock/f42-build-3346776-45002/root/chroot_tmpdir/scmroot/kxkb2locale1
Cloning into '/var/lib/mock/f42-build-3346776-45002/root/chroot_tmpdir/scmroot/kxkb2locale1'...
$ git fetch origin 1c3757f2b12e154415c0daef40003e8008fcb709:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kxkb2locale1
 * [new ref]         1c3757f2b12e154415c0daef40003e8008fcb709 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c3757f Initial import (fedora#2344721).