$ git clone -n https://src.fedoraproject.org/rpms/msr-tools.git /var/lib/mock/f41-build-side-1-2976812-35840/root/chroot_tmpdir/scmroot/msr-tools
Cloning into '/var/lib/mock/f41-build-side-1-2976812-35840/root/chroot_tmpdir/scmroot/msr-tools'...
$ git fetch origin cccf0057c996f8127a4ca8cef8cc12d83cccd03f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/msr-tools
 * [new ref]         cccf0057c996f8127a4ca8cef8cc12d83cccd03f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cccf005 convert GPLv2+ license to SPDX