$ git clone -n https://src.fedoraproject.org/rpms/open62541.git /var/lib/mock/f41-build-843770-162105/root/chroot_tmpdir/scmroot/open62541
Cloning into '/var/lib/mock/f41-build-843770-162105/root/chroot_tmpdir/scmroot/open62541'...
$ git fetch origin 8cfc8a670295dceb770a44e8c4fb6b3ebe7f6460:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/open62541
 * [new ref]         8cfc8a670295dceb770a44e8c4fb6b3ebe7f6460 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8cfc8a6 Update to 1.3.12