$ git clone -n https://src.fedoraproject.org/rpms/plasma-browser-integration.git /var/lib/mock/f40-build-2682095-67963/root/chroot_tmpdir/scmroot/plasma-browser-integration
Cloning into '/var/lib/mock/f40-build-2682095-67963/root/chroot_tmpdir/scmroot/plasma-browser-integration'...
$ git fetch origin 5aa1de5d8d4ce299861169fa510fc208fb9732e4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-browser-integration
 * [new ref]         5aa1de5d8d4ce299861169fa510fc208fb9732e4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5aa1de5 6.0.3