$ git clone -n https://src.fedoraproject.org/rpms/keepassxc.git /var/lib/mock/f39-build-1494968-34543/root/chroot_tmpdir/scmroot/keepassxc
Cloning into '/var/lib/mock/f39-build-1494968-34543/root/chroot_tmpdir/scmroot/keepassxc'...
$ git fetch origin 87aaaf60ab316f959bd059a4349bed4c8948ed21:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/keepassxc
 * [new ref]         87aaaf60ab316f959bd059a4349bed4c8948ed21 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 87aaaf6 Rebuild (qt5)