$ git clone -n https://src.fedoraproject.org/rpms/weechat.git /var/lib/mock/f41-build-849412-164777/root/chroot_tmpdir/scmroot/weechat
Cloning into '/var/lib/mock/f41-build-849412-164777/root/chroot_tmpdir/scmroot/weechat'...
$ git fetch origin 05ce0675efa08e95b71b270983c813fa0d133b97:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/weechat
 * [new ref]         05ce0675efa08e95b71b270983c813fa0d133b97 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 05ce067 Update to 4.4.2